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Personal Fitness Assessment for NoMo Phat
Kelli Willer
Swan
EXW 420 MW 1:30pm
11/20/15
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Table of Contents
Introduction……………………………………………………………………….. Page 3
Description of Subject and Health Appraisal Risk………………………………...Page 5
Resting Heart Rate and Blood Pressure………………………………... …………Page 6
Muscular Fitness/Flexibility Assessment………………………………………….Page 7
Body Composition…………………………………………………………………Page 8
Prediction of Aerobic Capacity…………………………………………………….Page 11
Maximal GXT Interpretation………………………………………………............Page 15
Conclusions………………………………………………………………………..Page 16
References………………………………………………………………………….Page 17
Appendices…………………………………………………………………………Page 18
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Introduction
The capacity to perform aerobic exercise depends on the function of pulmonary, cardiovascular
and skeletal muscle systems. The combination of these systems work together to determine aerobic
capacity and physical fitness. Physical activity utilizes muscle groups to create cardiovascular adaptations
that increase aerobic capacity and improve the function of these systems. The better these systems work
the more physically fit a person is. On the contrary, a lack of physical activity leads to poor physical
fitness. Poor physical fitness is high risk for the development of disease and cancers. The risks of chronic
diseases such as Type 2 Diabetes, coronary artery disease,cardiovascular disease, osteoporosis and
obesity are associated with poor physical fitness. Exercise testing produces results that aid in diagnosing
any signs or symptoms of disease. Furthermore, exercise testing results are used in exercise prescription
to reduce risk of disease and improve an individual’s health and wellness.
There are many tests used to determine the overall health and fitness of an individual. Blood
pressure is one of the vital signs checked by the physician. It is the pressure placed on the arteries and
heart. High blood pressure puts a strain on these vital organs therefore it is necessary to test. This puts an
individual at risk for hypertension. An electrocardiogram is a test that measures the electrical activity of
the heartbeat. With each beat,an electrical wave travels through the heart. This wave causes the muscle to
squeeze and pump blood from the heart. By measuring time intervals on the EKG, we can determine how
long the electrical wave takes to pass through the heart. Finding out how long a wave takes to travel from
one part of the heart to the next shows if the electrical activity is normal or slow, fast or irregular. Heart
rate is the number of beats the heart makes per minute. This is assessed prior, during, and after almost any
fitness assessment. There are a few ways to determine heart rate. The physician may test heart rate
manually or electronically. Heart rate is used to ensure a normal working heart at rest and during exercise.
It also is used to determine proper exercise intensities and measuring VO2. There are multiple muscular
fitness tests to determine the strength and endurance of the musculoskeletal system. Each test helps to
establish a baseline for one’s fitness levels. The importance of muscular fitness testing relates to one’s
ability to function in everyday life performing daily movements. Poor muscular fitness directly affects the
musculoskeletal system leaving risk for osteoporosis, arthritis, muscle injury, joint injury, back pain, and
other injuries or diseases. Furthermore, flexibility assessments are an important aspect of exercise and
everyday life to fulfill tasks such as reaching, bending and completing active ranges of motion. Flexibility
often deteriorates with age thus it is important to partake in these assessments to prevent any limited
range of motion and protect the joints. Similar injuries and diseases from poor muscular fitness are also a
risk of poor flexibility. Muscular strength and endurance and flexibility test results are all absolute and
relative to the individual to most accurately interpret an individual’s functional fitness. An individual’s
health is not only a combination of vital signs, muscular fitness and flexibility fitness, but also what the
body is made up of. Body composition is the assessment of body fat percentage. This means the amount
of body fat versus lean muscle tissue. Knowing body composition helps identify healthy and unhealthy
ranges of body fat which are linked to cardiovascular and obesity related diseases. These results are
achieved through a variety of body comp tests including skinfold measurements,circumference
measurements,bioelectrical impedance analysis, BMI, relative weight, bod pod, and a variety of
equations calculated using height, weight, age,skinfolds, and circumference measurements. Lastly,
cardiorespiratory fitness tells us how healthy a person’s heart is by how much it has to work to deliver
oxygen to the body (Lippincott, Williams, & Wilkins p 111).VO2 is the milliliters of oxygen per body
weight per minute used by the body to do activity. This number reflects a person’s cardiovascular
strength. VO2 is assessed through submaximal and maximal exercise tests. Submaximal tests require the
client to stay within 85% of their predicted heart rate max. VO2 max can then be predicted using
calculations or tested through maximal exercise testing. This is only done for individuals who are in the
low to moderate risk categories as it requires maximal exertion on the body. VO2 values are used in
exercise prescription tracking fitness levels and progress. With this, realistic goals can be set and
improvement can be assessed. VO2 helps with choosing workouts at the right intensity to meet goals.
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Initial VO2 tests can determine the specific target heart rates that an individual should be exercising at.
This helps clients understand the importance and link between heart rate,intensity and duration of
exercise in regards to meeting their goals.
For this case study the client was told she needed to lose weight so she came in for an assessment.
The client’s history is described followed by each test performed, the values and their corresponding
interpretation. There is a final conclusion summing up each test value and the client’s overall fitness level.
This report can then be used for exercise prescription to meet the client’s fitness goals.
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Description ofSubject and Health Risk Appraisal
NoMo Phat is a 33 year old female with no signs and symptoms of disease. She has the goal to
run a 10k in four months. While she is considered physically active, she has been told she needs to lose
50lbs to reduce health risk. She hikes four days a week for an hour and is gone 8-10 hours on weekends
hiking and exploring. Furthermore, she performs vigorous and moderate gardening and yard work during
the week. Despite her activity level she is classified as overweight. She is a non-smoker and does not
drink alcohol. Her diet is fairly normal taking in 2200 kcals/day. Her mother and father are both living;
mother has type 2 diabetes at age 60 and her brother has pre-diabetes at age 27 while her sister and father
are healthy with no CV disease.
Test Value Normal Values
Total Cholesterol 178 mg/dl <200 mg/dl is good
HDL Cholesterol 57 mg/dl < 40 mg/dl is bad
> 60 mg/dl is good
LDL Cholesterol 44 mg/dl > 130 mg/dl is bad
Triglycerides 88 mg/dl <150 mg/dl is good
Glucose Level 78 mg/dl 70-99 mg/dl is good
Figure 1. This table shows the client’s blood chemistry tests and their corresponding value compared to
normal values.
Total cholesterol is the measure of all the cholesterol components. This value is considered good
if measured less than 200mgdl. NoMo’s total cholesterol measures at 178mgdl which means she is not at
risk for dyslipidemia. HDL cholesterol is known as the good cholesterol as it helps to remove the bad
LDL cholesterol from the blood. This value is considered healthy is if it between 40 and 60mgdl and
NoMo’s HDL is 57mgdl. LDL cholesterol is known as the clogging cholesterol. This value is considered
healthy if it measures less than 130mgdl and NoMo’s LDLis 44mgdl.Triglycerides are a fat stored in the
body for energy and high values can be linked to atherosclerosis (Guidelines for Exercise Testing and
Prescription p113). A healthy triglyceride value is measured at less than 150mgdl. NoMo’s levels are
88mgdl which means she is not at risk for atherosclerosis. Glucose is a sugar stored in the body for
energy. High levels of glucose are a risk for hyperglycemia. Healthy glucose levels measure between 70
and 99mgdl. NoMo’s levels measure at 78mgdl which means she is not at risk for hyperglycemia. In
conclusion NoMo’s blood chemistry is normal and she is not at risk for disease.
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Resting Heart Rate and Blood Pressure
Heart rate and blood pressure are vital signs checked by a physician to assess the circulatory
system’s functioning state. Blood pressure is the pressure placed on the arteries and heart. It is made up of
two values which are diastolic and systolic. Diastolic is the pressure placed on the heart while it is
relaxed. Systolic is the pressure placed on the heart while it is contracting. High blood pressure puts a
strain on these vital organs which can lead to hypertension, stroke or myocardial infarction and is
therefore necessary to test. A higher blood pressure is commonly associated with heavier set individuals
or those with higher body composition because the heart has to work harder to get the blood through the
body. Heart rate is the number of beats per minute by the heart. It can be read by palpating the most
common sites on the body such as the carotid artery and the radial artery. Heart rate can be palpated for a
full 60 seconds or by taking a 10, 15, or 30 second heart rate and multiplying. Normative values for a
resting heart rate are 60-100bpm. Heart rate is, however, affected by numerous factors including but not
limited to stress,anxiety, stimulants, exercise and temperature. Gender also affects heart rate as females
are typically smaller than men and have a higher heart rate. Resting heart rate determines a baseline for
exercise and proper intensity levels. Typically, the more fit an individual the lower their heart rate is. This
is beneficial to the heart as it means it is working less hard compared to an individual who is less fit with
a higher heart rate. It also is measured as a safety precaution to ensure the heart is working at an attainable
intensity and overall cardiovascular health. It is important to monitor heart rate and blood pressure during
exercise to ensure the safety of the client.
Figure 2a. EKG image showing the heart’s activity at rest.
Test Result Normal Values
Resting HR 68.1 bpm 60-100bpm
Resting Blood Pressure 118/74 mmHg <120/80 mmHg
Figure 2b. This table shows the client’s resting heart rate and blood pressure in comparison to normal
values.
NoMo’s resting heart rate and blood pressure values are both within normal values. This means she has a
healthy cardiovascular and circulatory system with no indication of abnormalities or signs of disease.
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Muscular Fitness/ Flex assessment
Muscular fitness is a reflection of the overall health of the musculoskeletal system. There are two
components to muscular fitness including strength and endurance. Muscular strength is the ability to exert
force while muscular endurance is the ability to perform continuously without fatigue (Lippincott,
Williams, & Wilkins p 349). These two things can be evaluated by a series of physical strength tests to
determine overall muscular fitness. The test movements performed are similar to that of the way the body
moves during physical activity. There are multiple muscular fitness tests that will be performed. Each test
helps to establish a baseline for fitness levels. The importance of muscular fitness testing relates to one’s
ability to function in everyday life performing daily movements. Poor muscular fitness affects an
individual by limiting their capability to perform daily living activities. Muscular fitness testing is
necessary prior to exercise prescription by identifying and preventing potential health issues related to
poor muscular fitness. The client’s baseline for overall muscular fitness is established via muscular fitness
testing and in turn used to determine the development and maintenance of an exercise prescription
program. Flexibility is important not only in exercise but in everyday life to fulfill daily tasks such as
reaching over head, bending down, reaching behind, and completing any necessary active range of
motions. Flexibility often deteriorates with age or a sedentary lifestyle. Without flexibility, posture
becomes compromised, joints become painful, and it may be impossible to daily activities. This is why it
is important to stay active and stretch frequently to prevent loss of mobility. The purpose of flexibility
training is to decrease the likelihood of injury to muscles and joints. It enhances performance in strength
and resistance training, cardiovascular training, and sport conditioning. Flexibility also corrects muscle
imbalances, decreases muscle soreness,relieves stress on joints, maintains the normal functional length of
all muscles, and decreases unnecessary friction in joint structures. Flexibility testing is conducted to see a
client’s range of motion of different joints which is then used in determining the ability to perform certain
exercises and movements. There are multiple flexibility tests that will be performed. Each test helps to
establish a baseline for fitness levels. Flexibility often deteriorates with lack of use and age thus it is
important to partake in these assessments.
Test Absolute Relative Interpretation
Bench Press 1- RM 122 lbs 0.67 Excellent
Leg Press 1- RM 228 lbs 1.26 Average
Push Ups (knee bent) 26 26 Very Good
Partial Curl Ups 58 58 Well Above Average
Flexibility
Sit and reach (0 @26 cm)
35 cm 35 cm Good
Figure 3. This table shows the client’s muscular fitness and flexibility assessments in absolute and
relative terms and interpreted for age and gender.
NoMo’s values were recorded in absolute and relative terms and then compared to a table of
normal values arranged gender and age. Her absolute values were compared to the data of norms and
interpreted into a classification of her muscular and flexibility fitness. Her upper body strength was tested
by the 1-rm bench press. She pressed122lbs, classified as excellent. Her lower body strength was tested
by the1-rm leg press. She pressed 228lbs, classified as average. Her upper body endurance was tested by
the female pushup position test. She did 26 pushups, classified as very good. Her endurance was further
tested by curl-ups. She did 58 curl-ups, classified as well above average. Her flexibility was assessed by
the sit and reach test. She reached 35cm, classified as good. In conclusion she has great muscular
strength, good muscular endurance, and good flexibility.
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Body Composition
Body composition is used to determine percentages of fat, muscle, bone and water in the body.
Regarding overall health, body composition is more important in understanding what the body is made of
compared to using body weight because our weight does not break down the body’s composition. Body
composition is used to assess body fat percentage. This means the amount of body fat versus lean muscle
tissue. Not only is body composition a physical component, but an assessment of the tissues inside the
body. Knowing body composition helps identify healthy and unhealthy ranges of body fat which is linked
to cardiovascular and obesity related diseases (Lippincott, Williams, & Wilkins p 311). There are
recommended ranges for body composition arranged by factors including age,height, weight, and gender.
Having a body composition within your recommended range suggests less risk of developing disease
related to obesity such as diabetes, dyslipidemia, cardiovascular disease, hypertension and some cancers.
Likewise, having a body composition outside the recommended range increases risk for either obesity
related diseases or having too low of a body composition increases risk of organ function, delivery of
vitamins throughout the body, reproductive system’s function and overall well-being. There are multiple
ways to test body composition including BMI, Bod Pod, Waist to hip ratio, BIA, skinfolds, relative
weight, and a variety of mathematical equations. Each test description and its procedures are as follows:
Body Mass Index
1. Measure height without shoes (Cm)
2. Measure weight (kg)
3. Calculate BMI
4. Interpret results
Bod Pod
1. Don’t eat or drink for at least 3 hours prior to the test.
2. Don’t exercise for at least 3 hours prior to the test.
3. Wear form fitting clothing.
4. Don’t wear any jewelry.
5. Note how much body hair you have. If you shave any of your body or facial hair the day before
your first test, make sure you shave it again the day before your follow-up tests.
6. Sit in bod pod while tester performs the test.
Circumference Measurements
1. Perform circumference measurements (in cm) for waist and hips following the procedures in the
lab manual
2. Calculate Waist-to-Hip (WHR) ratio
3. Determine disease risk for both waist circumference and WHR
Bioelectrical Impedance Analysis – OMRON Handheld BIA
1. Have the participant wash and completely dry their hands
2. Input required information when prompted by device
3. Setting personal data – select guest
4. Set mode – select normal or athlete
5. Enter height in feet and inches
6. Enter weight in pounds
7. Enter age
8. Select gender
9. Stand with both feet slightly apart
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10. Place both hands on the monitor by holding the grip electrodes. Wrap middle finger around the
groove of the handle. Place the palm of hand on the top and bottom of electrodes. Put thumbs up,
resting on the top of the monitor. (Note: The position of the hands is important for the accuracy
of the measurement)
11. Hold the arms straight out at a 90 degree angle
12. Press the START button
13. Hold the electrodes with both hands
14. Record the results from the LCD display
Skinfold
1. Perform skinfold measurements for 8 sites
2. Calculate body density using gender specific equations
a. Seven site formula
b. Three-site formulas
3. Calculate percent body fat using population specific equations
4. Determine Fitness Category
Relative Weight
1. Measure height with shoes on
2. Measure weight in pounds
3. Elbow Measurement – place your thumb and index finger on the two prominent bones on either
side of your elbow, then measure the distance in inches between the bones with calipers.
4. Determine frame size – reference IdealWeight Chart. The chart lists elbow measurements for a
medium frame. If your elbow measurement for a particular height is less than the number of
inches listed, you are a small frame. If your elbow measurement for that particular height is more
than the number of inches listed, you are a large frame.
5. Determine the midpoint for the weight range at the corresponding participant height
6. Calculate relative weight by dividing the measured weight by the midpoint value
7. Provide interpretation – desirable (0.90 – 1.10), overweight (1.11 – 1.20), obese (> 1.20)
Ball and Swan
Procedures for women
1. Record age in years
2. Record hip circumference in cm
3. Calculate 3SF – sum the triceps, supra iliac, and thigh skinfold measurements
4. Calculate body fat percentage: %BF = -9.606 + 0.435(3SF) - 0.001429(3SF)2
+ 0.153(hip) +
0.07292(age)
Procedures for men
1. Record age in years
2. Calculate 7SF – sum the chest,Midaxillary, triceps, subscapular, abdomen, supra-iliac, and
thigh skinfold measurements
3. Calculate body fat percentage: %BF = 0.465 + 0.180(7SF) - 0.0002406(7SF)2
+ 0.06619(age)
No single assessment can truly determine exact body composition as there are discrepancies with
each test but using multiple can be useful in comparing the results. It is likely no two assessments will
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have the same result. This is because discrepancies accompany each body composition assessment
making it hard to determine a precise and accurate measurement. It is arguable which assessment is the
most accurate and even then the test results depend on numerous factors. BMI uses height and weight to
determine the recommended value for an individual. These values do not consider an individual’s
genetics, metabolism, frame size or activity level. While these values are an estimated number used as a
guideline, it is not realistic for everyone. Clients should understand that ethnicity has a huge impact on
body composition and is not taken into account in a BMI table. This relates to other body composition
tests as well. Each test has its own list of discrepancies that can affect the result. With underwater
weighing there are sources of error in the RV measurement such as when people estimate the value. It is
also difficult for a client to blow out all of their air under water. And finally there is always equation
assumption error. Skinfolds are based on the assumption that half of the body’s fatty tissue is directly
underneath the skin. There are many different equations for calculating skinfolds which can cause a range
of body fat percentages and the accuracy of the test depends on the skill and experience of the technician.
Test Result Interpretation/Classification
BMI 29.4% Overweight
Bod Pod 29.8% (population specific) Overweight
Waist Circumference 74cm Not at risk
BIA (Lab) 32% Overweight
Skinfold 7 site 30.2% Overweight
Skinfold 3 site (thigh, triceps,
suprailiac)
33.3% Overweight
Skinfold 3 site (abdomen, thigh,
suprailiac)
29% Overweight
Relative Weight 1.43 Obese
Ball and Swan 35.96% Obese
Underwater weighing 26.4% Healthy
Figure 4. This table shows the client’s body composition test results and the risk classification. All
calculations are shown in the appendices section.
After looking at the results from multiple body composition assessments,NoMo scored six
overweight classifications, two obese classifications, two healthy classifications and one not at risk.
Averaging all the tests results in a body fat percentage of 30 and classifies the client as obese. Some tests,
however, are not considered the most accurate. It was noted in the skinfold tests that her thigh was hard to
measure and could therefore affect the results proving the skinfold measurements and results less accurate
than other tests. Additionally, underwater weighing is noted to be difficult to set up and challenging for
the client to give an accurate reading. I believe the bod pod is the most accurate which I will use to
determine her final body fat percentage. Using the population specific equation she has a 29.8% body fat
resulting in an overweight classification. In contrast NoMo’s waist to hip ratio proves she is not at risk for
obesity. Furthermore, her bod pod result using the non-population specific equation classifies her as
healthy.
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Prediction ofAerobic Capacity
VO2 is the milliliters of oxygen per body weight per minute used by the body to do activity. This
number reflects a person’s cardiovascular strength. Knowing VO2 is useful for trainers and clients to
track fitness levels and progress. With this, realistic goals can be set and improvement can be assessed.
VO2 helps with exercise prescription and choosing workouts at the right intensity to meet goals. Initial
VO2 max tests can determine the specific target heart rates that an individual should be exercising at. This
helps clients understand the importance and link between heart rate,intensity and duration of exercise in
regards to meeting their goals. VO2 is determined through maximal and submaximal exercise testing.
While these tests are beneficial, maximal tests can pose a danger for clients who are overweight and
obese. Submaximal testing poses less risk to the patient and requires less effort than maximal testing.
Max heart rate is predicted prior to starting a sub-max test. The client stays within 85% of the predicted
heart rate max during the submaximal exercise test. Once the test is finished, VO2 is calculated and then
this number is used for the client’s exercise prescription. There are a variety of submaximal exercise tests
used to predict VO2 max including a variety of equipment that can be utilized. The following submaximal
tests and procedures are described.
YMCA Cycle Test
1. Adjust seat and handlebars.
2. Set pedal speed to 50 rpm (metronome = 100 bpm) with .5 KP on the bike which is your
initial work rate.
3. You decide the next stage based on the HR response to this initial work rate. Once you
determine the work rate for the stage make sure that this exact workload is maintained.
4. Each stage is 3 minutes. You need to complete at least 2 full stages that elicit a HR of
between 120 and 170 bpm (or 85% HR max). If your HR is too low – do another stage—if
your HR is too high—STOP –REST—then start again at a lower work rate.
5. Monitor HR and work rate constantly-- Make sure that the subject stays with the metronome
and that the pendulum on the flywheel has not drifted.
6. Take heart rate every minute. Record the HR at the end of minute 2 and 3 of each stage. If
HR is not steady state at the end of 3 minutes continue another minute. ONLY report the
final Steady State HR and the work rate for each stage. STOP increasing stages if the subject
reaches a HR of 85% of HR max or when 4 total stages are completed (initial plus 3 more).
7. When the test is completed decrease the resistance and have the subject cool down by
pedaling for 3-5 more minutes.
Astrand-Rhyming Cycle Test
1. Adjust seat and handlebars.
2. Set pedal speed to 50 rpm (metronome = 100 bpm)
3. Set initial workload at about 75 W,100 W or 150 W for untrained, moderately trained or
well-trained subjects respectively. (Note 1 Watt  6 kgM.min-1
)
4. This exact workload should be maintained for 6 minutes. (Monitor HR and work rate
constantly-- Make sure that the subject stays with the metronome and that the pendulum on
the flywheel has not drifted).
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5. HR should be recorded every minute for the first 3 minutes. After 3 minutes if the HR is not
at least 125 bpm then increase the work by about 50-75 Watts. Begin timing again!
6. The heart rate must reach at least 125 bpm. If the heart rate is above 170 bpm or above 85%
of age predicted HR then stop the test and cool the subject down, rest for a while and then try
again.
7. If the HR is within 125 bpm to – about 85% of age predicted HR then continue at this SAME
workload for 3 more minutes (this is a 6 minute test).
8. Check HR every 30 seconds to make sure that HR is at steady state. The object is to have the
subject be in steady state for the last 3-4 minutes of the 6 minute test. Remember steady state
means that the HR is within 5 beats per minute of each reading.
9. When the test is completed then decrease the resistance and have the subject cool down by
pedaling for 3-5 more minutes.
Queens College Step Test
1. The athlete steps up and down on the platform at a rate of 22 steps per minute for females and
at 24 steps per minute for males. 16.25in height for step.
2. The subjects are to step using a four-step cadence,'up-up-down-down' for 3 minutes.
3. The athlete stops immediately on completion of the test, and the heart beats are counted for
15 seconds standing up. Multiply this 15 second reading by 4 will give the beats per minute
(bpm) value to be used in the equation listed in the appendices.
Canadian Aerobic Fitness Step test
1. Select the appropriate stage for your sex and age using Table 1 (see protocol sheet)
2. Then determine the stepping cadence (beats per minute to set on the metronome) for that
stage using Table 2.
3. Note that the stepping pattern is a 6-step sequence. You can use stairs anywhere to do this
test as long as you have a metronome and the steps are about 8 inches high.
4. You perform each stage at the appropriate cadence for 3 minutes.
5. Immediately after stopping, check HR for 10 seconds. If the # beats in 10 seconds is above or
equal to the number for your age group then you are done. If your 10 second HR is lower,
you go on to the next stage.
6. Repeat the process at the next stage. Check the HR table again for your age group.
7. Determine if you need to do one final stage or if you need to stop. NOTE: You should
ALWAYS stop the test if the HR is above 85% of predicted HR max.
8. If your 10 second HR is equal to or higher than the recommended value you are to stop. If it
is lower you go on to do one final stage.
9. If your pulse is still under the value then you are to perform a final 3-minute stage.
10. If at any time you cannot keep up the stepping sequence or stepping cadence you must stop
the test.
11. In your VO2 equation, you are to use the corresponding VO2 value for the last stage
completed. The last stage is only considered final if ALL 3 minutes were completed and only
if HR is below 85% of predicted HR max.
Ebbling Treadmill Walking
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INITIAL STAGE:
1. Pick a walking pace that is “brisk” but comfortable for the subject between 2 - 4.5 mph
2. Monitor HR constantly—Record HR each minute for 4 minutes
3. Must elicit HR between 50-79% of age predicted max
STAGE 2:
4. Once HR is steady state and between 50-79% of age predicted max – keep the speed the same
and bring grade up to 5% for 4 minutes
5. Again monitor HR constantly—Record HR each minute for 4 minutes
6. Record the final steady state HR for this stage and put into formula
Cooper 12-minute Run Test
1. The Cooper is a 12-minute RUN as fast as you can. This is not to be done if you are in the
moderate or high-risk category because it is nearly maximal exertion.
2. Try to maintain a steady pace.
3. Run on a measured track using the following modified procedures:
4. Instead of going exactly 12 minutes, run on a track with a known exact distance (i.e., 400
meters) per lap.
5. Run between 12 and 15 minutes and record how many complete laps you finish and the exact
time it took.
6. Calculate the distance covered in meters (i.e., # laps x 400 m/lap).
7. Then estimate velocity by calculating the distance covered / time in minutes and tenths of
minutes.
Rockport One-Mile Walk Test
1. The Rockport Test is a one-mile walk as fast as you can without jogging. If you are not
walking fast,it won’t be accurate.
2. Make sure you know exactly how far (number of laps) one mile is.
3. You will need to record your time and record your HR immediately after you finish.
4. Remember to convert time to a decimal.
5. Put your data into the equation below.
Test VO2 (ml/kg/min) Mets Interpretation
YMCA Cycle Test 36.52 10.4 Good
Astrand Cycle Test 42.45 12.13 Good
YMCA Step Test 34 9.71 Good
Canadian Fitness Step Test 30 8.5 Average
Ebbling Treadmill Test 34.38 9.8 Average
Coopers Run Test 37 10.57 Good
Rockport Walking Test 45 12.85 High
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Figure 5a. This table shows each submaximal test, its result shown in VO2 and mets, and their
corresponding classification.
From each cardiovascular assessment,NoMo’s average predicted VO2 is 37.05ml/kg/min which is
classified as good.
Figure 5b. This graph shows each submaximal test and its VO2 result. The red vertical line represents the
average VO2.
After analyzing the results from the submaximal tests, it is noted that the Rockport and the
Astrand cycle test are the highest VO2 values and are both 12 mets. Similarly, the YMCA cycle test,
YMCA step test, Ebbling test, and Coopers run test are all within 1 met of each other ranging from 9.71
to 10.57 mets. There are a couple of factors that affect these results. The Rockport test is generally for the
older population as it is a walking test. It is not uncommon for a younger or fit client to score a high VO2
on that test. Furthermore, the Astrand could have been performed at the beginning of the day and
therefore scoring a higher VO2. In terms of the tests within a close met range, the closer the mets are for
these tests show validity among the results. This lessons the risk of discrepancies and increases the
reliability of the submaximal tests. On the contrary, the YMCA cycle test uses a graph and plots to predict
VO2 max. Likewise, the Astrand uses the nomogram to predict VO2 max. These two methods can
produce error as it is slightly subjective to the physician. The Coopers test, however, simply has the client
run for 12 minutes and uses heart rate and number of laps completed to calculate VO2. I feelthis test is
the best indication of a client’s VO2 which is 37 ml/kg/min. The average VO2 will be used to for NoMo
which is 37.05 ml/kg/min.
0
5
10
15
20
25
30
35
40
45
50
YMCA CYCLE ASTRAND YMCA STEP CAFT EBBLING COOPERS ROCKPORT
VO2 (ml/kg/min)
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Maximal GRX Interpretation
NoMo made it to stage 4 in the graded maximal exercise test. Her VO2 peak is 3542.5 ml/min, or
43.04 ml/kg/min. This value is NoMo’s VO2 max. The possible criteria for VO2 max include failure of
heart rate to increase with increased workload, respiratory exchange ratio greater than 1.12, a plateau in
VO2 determined by the failure to increase VO2 by 150ml with increased workload, rate of perceived
exertion is greater than 17, heart rate reaches greater than age predicted heart rate max, and lactate values
of 8mm, (Lippincott, Williams, & Wilkins p 387). The criteria for NoMo’s VO2 includes oxygen plateau
from stages 2 to 3 and 3 to 4, RPE greater than 17 in stage 4, and RER greater than 1.12 in stages 3-4.
NoMo’s average predicted VO2 max from her submaximal exercise tests is a lower value than her actual
VO2. NoMo’s average predicted VO2 is 37.08ml/kg/min where as her VO2 max is 43.04ml/kg/min. The
closest submaximal predicted VO2 was the Astrand test which predicted a VO2 of 42.45ml/kg/min.
Therefore the Astrand test was within one met of the graded maximal exercise test concluding that the
Astrand was the most accurate in predicting VO2. These discrepancies exist between submaximal
predictions and actualVO2 max because of factors that affect heart rate. Air temperature,body position,
body size and weight, environment, stress,stimulants and diet can all affect heart rate at any time which
allows room for discrepancies among different tests. Another factor that can play a role in variation
among VO2 assessments is specificity. This is explicit training to achieve a specific outcome. Training
for the Astrand cycle test can improve VO2 for that test, but may fail to achieve a similar value for say the
Coopers test. This is because the body becomes accustomed to what it is trained for and will lack where it
is not trained.
16
Conclusion
After assessing the values from the blood chemistry, body composition, muscular and flexibility
fitness, and cardiorespiratory fitness, client NoMo Phat is a healthy individual. She is at low risk for
disease with no signs or symptoms. She has healthy resting values for heart rate and blood pressure. She
has good muscular strength for both upper and lower body. She also has good flexibility. Lastly, she has
good cardiorespiratory fitness from both her submaximal and maximal exercise tests. This means that
NoMo has healthy cardiorespiratory, circulatory and musculoskeletal systems. My only concern is her
body composition as it is 30% classified as obese. Her weight is also higher than recommended for her
height, which is most likely due to her high body fat percentage. An ideal body composition for NoMo is
24.9%. In conclusion, NoMo is a healthy individual with low risk of disease but a high body fat
percentage. She is able to do exercise prescription without concerns for her muscular and
cardiorespiratory health.
Test Result Interpretation
Health Risk Low risk Not at risk for disease
Resting HR 68.1 bpm Normal
Resting BP 118/74 mmHg Normal
Body Composition 30% Obese
Muscular Strength (bench press) 122lbs. Excellent
Muscular Strength (leg press) 228lbs. Average
Flexibility 35cm Good
Cardiorespiratory Fitness (max) 43.04ml/kg/min Good
17
References
American College of Sports Medicine. (2013). ACSM's health-related physical fitness assessment
manual. Kaminsky, L. A. (Eds.). Baltimore, MD: Lippincott Williams & Wilkins.
Swan, D.(2015). Blood Pressure, Heart Rate, EKG [powerpoint presentation]. Retrieved from Lecture
Notes Online Web site:
https://myasucourses.asu.edu/webapps/portal/frameset.jsp?tab_tab_group_id=_2_1&url=%2Fweb
apps%2Fblackboard%2Fexecute%2Flauncher%3Ftype%3DCourse%26id%3D_298756_1
Swan, D.(2015). Body Composition [powerpoint presentation]. Retrieved from Lecture Notes Online
Web site:
https://myasucourses.asu.edu/webapps/portal/frameset.jsp?tab_tab_group_id=_2_1&url=%2Fweb
apps%2Fblackboard%2Fexecute%2Flauncher%3Ftype%3DCourse%26id%3D_298756_1
Swan, D.(2015). Sub-maximal testing [powerpoint presentation]. Retrieved from Lecture Notes Online
Web site:
https://myasucourses.asu.edu/webapps/portal/frameset.jsp?tab_tab_group_id=_2_1&url=%2Fweb
apps%2Fblackboard%2Fexecute%2Flauncher%3Ftype%3DCourse%26id%3D_298756_1
Thompson, P. D.,& Buchner, D., et. Al. (2003). Exercise and Physical Activity in the Prevention
and Treatment of Atherosclerotic Cardiovascular Disease. AHA Scientific Statement.
doi: 10.1161/01.CIR.0000075572.40158.77. Retrieved
from http://circ.ahajournals.org/content/107/24/3109.
18
Appendices
Resting HR from EKG
Box count= 1 + 5 + 5 +5 + 5 + 1 = 22
1500/22= 68bpm
Body Composition Calculations
BMI:
Height= 1.676m
Weight= 82.3kg
BMI= weight / height
BMI= 29.4
Bod pod:
Lohman (5.09/1.0369)-4.65= 0.258 = 25.8%
Japanese native female (4.76/1.0369)-4.28= 0.298= 29.8%
Waist Circumference:
Waist= 30in
Hip= 40.4
= Waist / hip
=0.74
Skinfolds:
Skinfold 7 site (chest, midaxillary, tricep, subscapular, abdominal, suprailium and thigh):
Db = 1.097 – (0.0004697 (7SF)) + (0.00000056 (7SF)2
) – (0.00012828 (age))
Db = 1.097 – (0.0004697 (7SF)) + (0.00000056 (7SF)2
) – (0.00012828 (age))
Db= 1.03
% Fat= (4.95 / Db) – 4.50 x 100
% Fat= 30.2%
Skinfold 3 site (triceps, thigh and suprailium):
Db = 1.0994921 – (0.0009929 (3SF)) + (0.0000023 (3SF)2
) – (0.0001392 (age))
19
Db = 1.0994921 – (0.0009929 (89.9)) + (0.0000023 (8082.01) – (0.0001392 (33))
Db= 1.024
% Fat= (4.95 / Db) – 4.50 x 100
% Fat= 33.3%
Skinfold 3 site (abdomen, triceps and suprailium):
Db = 1.089733- (0.0009245 (3SF)) + (0.0000025 (3SF)2
) – (0.0000979 (age))
Db = 1.089733- (0.0009245 (70.9)) + (0.0000025 5026.81) – (0.0000979 (33))
Db= 1.033
% Fat= (4.95 / Db) – 4.50 x 100
% Fat= 29%
Relative Weight:
Small frame (120 +133) / 2 = 126.5
181/126.5= 1.43
Ball and Swan:
(triceps, suprailiac and thigh)
%BF = -9.606 + 0.435(3SF) - 0.001429(3SF)2
+ 0.153(hip) + 0.07292(age)
%BF = -9.606 + 0.435(89.9) - 0.001429(8082.01) + 0.153(102.5cm) + 0.07292(33)
%BF= 35.96%
Underwater weighing:
mass (on land)/
{mass (land) - mass(in water) - (RV + .1)
Density of water}
(82.3kg)/
{(82.3kg) – (1.88kg) - (1.14 L + .1)
0.9967kg/L}
Db= 1.034
20
% Fat= (4.95 / Db) – 4.50 x 100
% Fat= 26.4%
Prediction of aerobic capacity
Ebbling
VO2= 15.1 + 21.8(spd)-0.327(HR) - 0.263(spd x age) + 0.00504(HR x age) + 5.98(sex)
VO2= 15.1 + 21.8(3)-0.327(125) - 0.263(3 x 33) + 0.00504(125 x 33) + 5.98(0)
VO2= 34.378 ml/kg/min
Astrand
HR= 135
Intensity=720kpm/min
VO2= 3.9 L
VO2= 3.9L x age correctionfactor x 1000/body weight(kg)
VO2= 3.9 x 0.896 x 1000/ 82.3kg
VO2= 42.45ml/kg/min
YMCACycle
VO2 max workrate=1350kpm/min
VO2= (1.8 x workrate) /bodyweight(kg) +7
VO2= (1.8 x 1350) / 82.3kg + 7
VO2= 36.526ml/kg/min
Cooper
13 min+ 12/60seconds = 13.2
2400m/13.2min= 181.81m/min
VO2= 0.268 x m/min – 11.3
VO2= 0.268 x 181.81m/min – 11.3
VO2= 37ml/kg/min
Rockport
21
14 + 26/60=14.43minutes
VO2= 132.853 - 0.0769(wt) - 0.3877(age) + 6.315(sex) - 3.2649(time) - 0.1565(HR)
VO2= 132.853 - 0.0769(82.3kg) - 0.3877(33) + 6.315(0) - 3.2649(14.43) - 0.1565(138)
VO2= 45ml/kg/min
Intensity
Intensity= (Exercise HeartRate) - (RestingHeartRate)
(Maximal HeartRate) - (RestingHeartRate)
Intensity=(149 – 68.1) / (187- 68.1) = 0.68
Max = Exercise Workrate /Intensity
VO2= 2.9 mets/ .68 = 4.26 x 3.5
VO2= 14.92 ml
Slope
b = (SM2 - SM1) < fromACSMequations
(HR2- HR1) <from steadystate HR
b= (3.3-2.5) / (153-145) = 0.1
VO2 max = SM2 + b(HRmax - HR2)
VO2 max = 3.3 + .1 (187-153) = 6.7 metsx 3.5
VO2= 23.45ml/kg/min
22
Astrand Age CorrectionGraph & Nomogram
Age
Correction
Factor Age
Correction
Factor
14 1.11 40 0.830
15 1.10 41 0.820
16 1.09 42 0.810
17 1.08 43 0.800
18 1.07 44 0.790
19 1.06 45 0.780
20 1.05 46 0.774
21 1.04 47 0.768
22 1.03 48 0.762
23 1.02 49 0.756
24 1.01 50 0.750
25 1.00 51 0.742
26 0.987 52 0.734
27 0.974 53 0.726
28 0.961 54 0.718
29 0.948 55 0.710
30 0.935 56 0.704
31 0.922 57 0.698
32 0.909 58 0.692
33 0.896 59 0.686
34 0.883 60 0.680
35 0.870 61 0.674
36 0.862 62 0.668
37 0.854 63 0.662
38 0.846 64 0.656
39 0.838 65 0.650
23
YMCACycle Test
YMCA Cycle Protocols
90
100
110
120
130
140
150
160
170
180
190
200
210
150 300 450 600 750 900 1050 1200 1350 1500 1650 1800 1950 2100
HearRate(bpm)
Kgm.min-1
YMCA Cycle Test
Initial Stage
150 kgm.min-1
Stage 3
Stage 4
Stage 2 750
kgm.min-1
1050
900
kgm.min-1
600
kgm.min-1
750
kgm.min-
900
300450
kgm.min-1
600
kgm.min-1
450
kgm.min-1
750
kgm.min-1
600
HR < 80 HR > 100
HR HR
24
CAFT Table 1: Stage
AGE MEN WOMEN
60-69 1 1
50-59 2 1
40-49 3 2
30-39 4 3
20-29 5 3
15-19 5 4
CAFT Table 2: Cadence
STAGE MEN WOMEN
1 66 66
2 84 84
3 102 102
4 114 114
5 132 120
6 144 132
7 156 --
CAFT Table 3: HR after stages
AGE After 1st
Session After 2nd
Session
60-69 24 --
50-59 25 23
40-49 26 24
30-39 28 25
20-29 29 26
25
15-19 30 27
CAFT Table 4: VO2 value
STAGE MEN WOMEN
1 1.1391 0.9390
2 1.3466 1.0484
3 1.6250 1.3213
4 1.8255 1.4925
5 2.0066 1.6267
6 2.3453 1.7867
7 2.7657 ---
CAFT Stepping Sequence
26
Women’s VO2 Standards
Men’s Vo2 Standards
Age Low Fair Average Good High
20-29 <25 25-33 24-42 43-52 53+
30-39 <23 23-30 31-38 39-48 49+
40-49 <20 20-26 27-35 36-44 45+
50-59 <18 18-24 25-33 34-42 43+
60-69 <16 16-22 23-30 31-40 41+
Age Low Fair Average Good High
20-29 <24 24-30 31-37 38-48 49+
30-39 <20 20-27 28-33 34-44 45+
40-49 <17 17-23 24-30 31-41 42+
50-59 <15 15-20 21-27 28-37 38+
60-69 <13 13-17 18-23 24-34 35+

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Willer, K 420 final case study

  • 1. Personal Fitness Assessment for NoMo Phat Kelli Willer Swan EXW 420 MW 1:30pm 11/20/15
  • 2. 2 Table of Contents Introduction……………………………………………………………………….. Page 3 Description of Subject and Health Appraisal Risk………………………………...Page 5 Resting Heart Rate and Blood Pressure………………………………... …………Page 6 Muscular Fitness/Flexibility Assessment………………………………………….Page 7 Body Composition…………………………………………………………………Page 8 Prediction of Aerobic Capacity…………………………………………………….Page 11 Maximal GXT Interpretation………………………………………………............Page 15 Conclusions………………………………………………………………………..Page 16 References………………………………………………………………………….Page 17 Appendices…………………………………………………………………………Page 18
  • 3. 3 Introduction The capacity to perform aerobic exercise depends on the function of pulmonary, cardiovascular and skeletal muscle systems. The combination of these systems work together to determine aerobic capacity and physical fitness. Physical activity utilizes muscle groups to create cardiovascular adaptations that increase aerobic capacity and improve the function of these systems. The better these systems work the more physically fit a person is. On the contrary, a lack of physical activity leads to poor physical fitness. Poor physical fitness is high risk for the development of disease and cancers. The risks of chronic diseases such as Type 2 Diabetes, coronary artery disease,cardiovascular disease, osteoporosis and obesity are associated with poor physical fitness. Exercise testing produces results that aid in diagnosing any signs or symptoms of disease. Furthermore, exercise testing results are used in exercise prescription to reduce risk of disease and improve an individual’s health and wellness. There are many tests used to determine the overall health and fitness of an individual. Blood pressure is one of the vital signs checked by the physician. It is the pressure placed on the arteries and heart. High blood pressure puts a strain on these vital organs therefore it is necessary to test. This puts an individual at risk for hypertension. An electrocardiogram is a test that measures the electrical activity of the heartbeat. With each beat,an electrical wave travels through the heart. This wave causes the muscle to squeeze and pump blood from the heart. By measuring time intervals on the EKG, we can determine how long the electrical wave takes to pass through the heart. Finding out how long a wave takes to travel from one part of the heart to the next shows if the electrical activity is normal or slow, fast or irregular. Heart rate is the number of beats the heart makes per minute. This is assessed prior, during, and after almost any fitness assessment. There are a few ways to determine heart rate. The physician may test heart rate manually or electronically. Heart rate is used to ensure a normal working heart at rest and during exercise. It also is used to determine proper exercise intensities and measuring VO2. There are multiple muscular fitness tests to determine the strength and endurance of the musculoskeletal system. Each test helps to establish a baseline for one’s fitness levels. The importance of muscular fitness testing relates to one’s ability to function in everyday life performing daily movements. Poor muscular fitness directly affects the musculoskeletal system leaving risk for osteoporosis, arthritis, muscle injury, joint injury, back pain, and other injuries or diseases. Furthermore, flexibility assessments are an important aspect of exercise and everyday life to fulfill tasks such as reaching, bending and completing active ranges of motion. Flexibility often deteriorates with age thus it is important to partake in these assessments to prevent any limited range of motion and protect the joints. Similar injuries and diseases from poor muscular fitness are also a risk of poor flexibility. Muscular strength and endurance and flexibility test results are all absolute and relative to the individual to most accurately interpret an individual’s functional fitness. An individual’s health is not only a combination of vital signs, muscular fitness and flexibility fitness, but also what the body is made up of. Body composition is the assessment of body fat percentage. This means the amount of body fat versus lean muscle tissue. Knowing body composition helps identify healthy and unhealthy ranges of body fat which are linked to cardiovascular and obesity related diseases. These results are achieved through a variety of body comp tests including skinfold measurements,circumference measurements,bioelectrical impedance analysis, BMI, relative weight, bod pod, and a variety of equations calculated using height, weight, age,skinfolds, and circumference measurements. Lastly, cardiorespiratory fitness tells us how healthy a person’s heart is by how much it has to work to deliver oxygen to the body (Lippincott, Williams, & Wilkins p 111).VO2 is the milliliters of oxygen per body weight per minute used by the body to do activity. This number reflects a person’s cardiovascular strength. VO2 is assessed through submaximal and maximal exercise tests. Submaximal tests require the client to stay within 85% of their predicted heart rate max. VO2 max can then be predicted using calculations or tested through maximal exercise testing. This is only done for individuals who are in the low to moderate risk categories as it requires maximal exertion on the body. VO2 values are used in exercise prescription tracking fitness levels and progress. With this, realistic goals can be set and improvement can be assessed. VO2 helps with choosing workouts at the right intensity to meet goals.
  • 4. 4 Initial VO2 tests can determine the specific target heart rates that an individual should be exercising at. This helps clients understand the importance and link between heart rate,intensity and duration of exercise in regards to meeting their goals. For this case study the client was told she needed to lose weight so she came in for an assessment. The client’s history is described followed by each test performed, the values and their corresponding interpretation. There is a final conclusion summing up each test value and the client’s overall fitness level. This report can then be used for exercise prescription to meet the client’s fitness goals.
  • 5. 5 Description ofSubject and Health Risk Appraisal NoMo Phat is a 33 year old female with no signs and symptoms of disease. She has the goal to run a 10k in four months. While she is considered physically active, she has been told she needs to lose 50lbs to reduce health risk. She hikes four days a week for an hour and is gone 8-10 hours on weekends hiking and exploring. Furthermore, she performs vigorous and moderate gardening and yard work during the week. Despite her activity level she is classified as overweight. She is a non-smoker and does not drink alcohol. Her diet is fairly normal taking in 2200 kcals/day. Her mother and father are both living; mother has type 2 diabetes at age 60 and her brother has pre-diabetes at age 27 while her sister and father are healthy with no CV disease. Test Value Normal Values Total Cholesterol 178 mg/dl <200 mg/dl is good HDL Cholesterol 57 mg/dl < 40 mg/dl is bad > 60 mg/dl is good LDL Cholesterol 44 mg/dl > 130 mg/dl is bad Triglycerides 88 mg/dl <150 mg/dl is good Glucose Level 78 mg/dl 70-99 mg/dl is good Figure 1. This table shows the client’s blood chemistry tests and their corresponding value compared to normal values. Total cholesterol is the measure of all the cholesterol components. This value is considered good if measured less than 200mgdl. NoMo’s total cholesterol measures at 178mgdl which means she is not at risk for dyslipidemia. HDL cholesterol is known as the good cholesterol as it helps to remove the bad LDL cholesterol from the blood. This value is considered healthy is if it between 40 and 60mgdl and NoMo’s HDL is 57mgdl. LDL cholesterol is known as the clogging cholesterol. This value is considered healthy if it measures less than 130mgdl and NoMo’s LDLis 44mgdl.Triglycerides are a fat stored in the body for energy and high values can be linked to atherosclerosis (Guidelines for Exercise Testing and Prescription p113). A healthy triglyceride value is measured at less than 150mgdl. NoMo’s levels are 88mgdl which means she is not at risk for atherosclerosis. Glucose is a sugar stored in the body for energy. High levels of glucose are a risk for hyperglycemia. Healthy glucose levels measure between 70 and 99mgdl. NoMo’s levels measure at 78mgdl which means she is not at risk for hyperglycemia. In conclusion NoMo’s blood chemistry is normal and she is not at risk for disease.
  • 6. 6 Resting Heart Rate and Blood Pressure Heart rate and blood pressure are vital signs checked by a physician to assess the circulatory system’s functioning state. Blood pressure is the pressure placed on the arteries and heart. It is made up of two values which are diastolic and systolic. Diastolic is the pressure placed on the heart while it is relaxed. Systolic is the pressure placed on the heart while it is contracting. High blood pressure puts a strain on these vital organs which can lead to hypertension, stroke or myocardial infarction and is therefore necessary to test. A higher blood pressure is commonly associated with heavier set individuals or those with higher body composition because the heart has to work harder to get the blood through the body. Heart rate is the number of beats per minute by the heart. It can be read by palpating the most common sites on the body such as the carotid artery and the radial artery. Heart rate can be palpated for a full 60 seconds or by taking a 10, 15, or 30 second heart rate and multiplying. Normative values for a resting heart rate are 60-100bpm. Heart rate is, however, affected by numerous factors including but not limited to stress,anxiety, stimulants, exercise and temperature. Gender also affects heart rate as females are typically smaller than men and have a higher heart rate. Resting heart rate determines a baseline for exercise and proper intensity levels. Typically, the more fit an individual the lower their heart rate is. This is beneficial to the heart as it means it is working less hard compared to an individual who is less fit with a higher heart rate. It also is measured as a safety precaution to ensure the heart is working at an attainable intensity and overall cardiovascular health. It is important to monitor heart rate and blood pressure during exercise to ensure the safety of the client. Figure 2a. EKG image showing the heart’s activity at rest. Test Result Normal Values Resting HR 68.1 bpm 60-100bpm Resting Blood Pressure 118/74 mmHg <120/80 mmHg Figure 2b. This table shows the client’s resting heart rate and blood pressure in comparison to normal values. NoMo’s resting heart rate and blood pressure values are both within normal values. This means she has a healthy cardiovascular and circulatory system with no indication of abnormalities or signs of disease.
  • 7. 7 Muscular Fitness/ Flex assessment Muscular fitness is a reflection of the overall health of the musculoskeletal system. There are two components to muscular fitness including strength and endurance. Muscular strength is the ability to exert force while muscular endurance is the ability to perform continuously without fatigue (Lippincott, Williams, & Wilkins p 349). These two things can be evaluated by a series of physical strength tests to determine overall muscular fitness. The test movements performed are similar to that of the way the body moves during physical activity. There are multiple muscular fitness tests that will be performed. Each test helps to establish a baseline for fitness levels. The importance of muscular fitness testing relates to one’s ability to function in everyday life performing daily movements. Poor muscular fitness affects an individual by limiting their capability to perform daily living activities. Muscular fitness testing is necessary prior to exercise prescription by identifying and preventing potential health issues related to poor muscular fitness. The client’s baseline for overall muscular fitness is established via muscular fitness testing and in turn used to determine the development and maintenance of an exercise prescription program. Flexibility is important not only in exercise but in everyday life to fulfill daily tasks such as reaching over head, bending down, reaching behind, and completing any necessary active range of motions. Flexibility often deteriorates with age or a sedentary lifestyle. Without flexibility, posture becomes compromised, joints become painful, and it may be impossible to daily activities. This is why it is important to stay active and stretch frequently to prevent loss of mobility. The purpose of flexibility training is to decrease the likelihood of injury to muscles and joints. It enhances performance in strength and resistance training, cardiovascular training, and sport conditioning. Flexibility also corrects muscle imbalances, decreases muscle soreness,relieves stress on joints, maintains the normal functional length of all muscles, and decreases unnecessary friction in joint structures. Flexibility testing is conducted to see a client’s range of motion of different joints which is then used in determining the ability to perform certain exercises and movements. There are multiple flexibility tests that will be performed. Each test helps to establish a baseline for fitness levels. Flexibility often deteriorates with lack of use and age thus it is important to partake in these assessments. Test Absolute Relative Interpretation Bench Press 1- RM 122 lbs 0.67 Excellent Leg Press 1- RM 228 lbs 1.26 Average Push Ups (knee bent) 26 26 Very Good Partial Curl Ups 58 58 Well Above Average Flexibility Sit and reach (0 @26 cm) 35 cm 35 cm Good Figure 3. This table shows the client’s muscular fitness and flexibility assessments in absolute and relative terms and interpreted for age and gender. NoMo’s values were recorded in absolute and relative terms and then compared to a table of normal values arranged gender and age. Her absolute values were compared to the data of norms and interpreted into a classification of her muscular and flexibility fitness. Her upper body strength was tested by the 1-rm bench press. She pressed122lbs, classified as excellent. Her lower body strength was tested by the1-rm leg press. She pressed 228lbs, classified as average. Her upper body endurance was tested by the female pushup position test. She did 26 pushups, classified as very good. Her endurance was further tested by curl-ups. She did 58 curl-ups, classified as well above average. Her flexibility was assessed by the sit and reach test. She reached 35cm, classified as good. In conclusion she has great muscular strength, good muscular endurance, and good flexibility.
  • 8. 8 Body Composition Body composition is used to determine percentages of fat, muscle, bone and water in the body. Regarding overall health, body composition is more important in understanding what the body is made of compared to using body weight because our weight does not break down the body’s composition. Body composition is used to assess body fat percentage. This means the amount of body fat versus lean muscle tissue. Not only is body composition a physical component, but an assessment of the tissues inside the body. Knowing body composition helps identify healthy and unhealthy ranges of body fat which is linked to cardiovascular and obesity related diseases (Lippincott, Williams, & Wilkins p 311). There are recommended ranges for body composition arranged by factors including age,height, weight, and gender. Having a body composition within your recommended range suggests less risk of developing disease related to obesity such as diabetes, dyslipidemia, cardiovascular disease, hypertension and some cancers. Likewise, having a body composition outside the recommended range increases risk for either obesity related diseases or having too low of a body composition increases risk of organ function, delivery of vitamins throughout the body, reproductive system’s function and overall well-being. There are multiple ways to test body composition including BMI, Bod Pod, Waist to hip ratio, BIA, skinfolds, relative weight, and a variety of mathematical equations. Each test description and its procedures are as follows: Body Mass Index 1. Measure height without shoes (Cm) 2. Measure weight (kg) 3. Calculate BMI 4. Interpret results Bod Pod 1. Don’t eat or drink for at least 3 hours prior to the test. 2. Don’t exercise for at least 3 hours prior to the test. 3. Wear form fitting clothing. 4. Don’t wear any jewelry. 5. Note how much body hair you have. If you shave any of your body or facial hair the day before your first test, make sure you shave it again the day before your follow-up tests. 6. Sit in bod pod while tester performs the test. Circumference Measurements 1. Perform circumference measurements (in cm) for waist and hips following the procedures in the lab manual 2. Calculate Waist-to-Hip (WHR) ratio 3. Determine disease risk for both waist circumference and WHR Bioelectrical Impedance Analysis – OMRON Handheld BIA 1. Have the participant wash and completely dry their hands 2. Input required information when prompted by device 3. Setting personal data – select guest 4. Set mode – select normal or athlete 5. Enter height in feet and inches 6. Enter weight in pounds 7. Enter age 8. Select gender 9. Stand with both feet slightly apart
  • 9. 9 10. Place both hands on the monitor by holding the grip electrodes. Wrap middle finger around the groove of the handle. Place the palm of hand on the top and bottom of electrodes. Put thumbs up, resting on the top of the monitor. (Note: The position of the hands is important for the accuracy of the measurement) 11. Hold the arms straight out at a 90 degree angle 12. Press the START button 13. Hold the electrodes with both hands 14. Record the results from the LCD display Skinfold 1. Perform skinfold measurements for 8 sites 2. Calculate body density using gender specific equations a. Seven site formula b. Three-site formulas 3. Calculate percent body fat using population specific equations 4. Determine Fitness Category Relative Weight 1. Measure height with shoes on 2. Measure weight in pounds 3. Elbow Measurement – place your thumb and index finger on the two prominent bones on either side of your elbow, then measure the distance in inches between the bones with calipers. 4. Determine frame size – reference IdealWeight Chart. The chart lists elbow measurements for a medium frame. If your elbow measurement for a particular height is less than the number of inches listed, you are a small frame. If your elbow measurement for that particular height is more than the number of inches listed, you are a large frame. 5. Determine the midpoint for the weight range at the corresponding participant height 6. Calculate relative weight by dividing the measured weight by the midpoint value 7. Provide interpretation – desirable (0.90 – 1.10), overweight (1.11 – 1.20), obese (> 1.20) Ball and Swan Procedures for women 1. Record age in years 2. Record hip circumference in cm 3. Calculate 3SF – sum the triceps, supra iliac, and thigh skinfold measurements 4. Calculate body fat percentage: %BF = -9.606 + 0.435(3SF) - 0.001429(3SF)2 + 0.153(hip) + 0.07292(age) Procedures for men 1. Record age in years 2. Calculate 7SF – sum the chest,Midaxillary, triceps, subscapular, abdomen, supra-iliac, and thigh skinfold measurements 3. Calculate body fat percentage: %BF = 0.465 + 0.180(7SF) - 0.0002406(7SF)2 + 0.06619(age) No single assessment can truly determine exact body composition as there are discrepancies with each test but using multiple can be useful in comparing the results. It is likely no two assessments will
  • 10. 10 have the same result. This is because discrepancies accompany each body composition assessment making it hard to determine a precise and accurate measurement. It is arguable which assessment is the most accurate and even then the test results depend on numerous factors. BMI uses height and weight to determine the recommended value for an individual. These values do not consider an individual’s genetics, metabolism, frame size or activity level. While these values are an estimated number used as a guideline, it is not realistic for everyone. Clients should understand that ethnicity has a huge impact on body composition and is not taken into account in a BMI table. This relates to other body composition tests as well. Each test has its own list of discrepancies that can affect the result. With underwater weighing there are sources of error in the RV measurement such as when people estimate the value. It is also difficult for a client to blow out all of their air under water. And finally there is always equation assumption error. Skinfolds are based on the assumption that half of the body’s fatty tissue is directly underneath the skin. There are many different equations for calculating skinfolds which can cause a range of body fat percentages and the accuracy of the test depends on the skill and experience of the technician. Test Result Interpretation/Classification BMI 29.4% Overweight Bod Pod 29.8% (population specific) Overweight Waist Circumference 74cm Not at risk BIA (Lab) 32% Overweight Skinfold 7 site 30.2% Overweight Skinfold 3 site (thigh, triceps, suprailiac) 33.3% Overweight Skinfold 3 site (abdomen, thigh, suprailiac) 29% Overweight Relative Weight 1.43 Obese Ball and Swan 35.96% Obese Underwater weighing 26.4% Healthy Figure 4. This table shows the client’s body composition test results and the risk classification. All calculations are shown in the appendices section. After looking at the results from multiple body composition assessments,NoMo scored six overweight classifications, two obese classifications, two healthy classifications and one not at risk. Averaging all the tests results in a body fat percentage of 30 and classifies the client as obese. Some tests, however, are not considered the most accurate. It was noted in the skinfold tests that her thigh was hard to measure and could therefore affect the results proving the skinfold measurements and results less accurate than other tests. Additionally, underwater weighing is noted to be difficult to set up and challenging for the client to give an accurate reading. I believe the bod pod is the most accurate which I will use to determine her final body fat percentage. Using the population specific equation she has a 29.8% body fat resulting in an overweight classification. In contrast NoMo’s waist to hip ratio proves she is not at risk for obesity. Furthermore, her bod pod result using the non-population specific equation classifies her as healthy.
  • 11. 11 Prediction ofAerobic Capacity VO2 is the milliliters of oxygen per body weight per minute used by the body to do activity. This number reflects a person’s cardiovascular strength. Knowing VO2 is useful for trainers and clients to track fitness levels and progress. With this, realistic goals can be set and improvement can be assessed. VO2 helps with exercise prescription and choosing workouts at the right intensity to meet goals. Initial VO2 max tests can determine the specific target heart rates that an individual should be exercising at. This helps clients understand the importance and link between heart rate,intensity and duration of exercise in regards to meeting their goals. VO2 is determined through maximal and submaximal exercise testing. While these tests are beneficial, maximal tests can pose a danger for clients who are overweight and obese. Submaximal testing poses less risk to the patient and requires less effort than maximal testing. Max heart rate is predicted prior to starting a sub-max test. The client stays within 85% of the predicted heart rate max during the submaximal exercise test. Once the test is finished, VO2 is calculated and then this number is used for the client’s exercise prescription. There are a variety of submaximal exercise tests used to predict VO2 max including a variety of equipment that can be utilized. The following submaximal tests and procedures are described. YMCA Cycle Test 1. Adjust seat and handlebars. 2. Set pedal speed to 50 rpm (metronome = 100 bpm) with .5 KP on the bike which is your initial work rate. 3. You decide the next stage based on the HR response to this initial work rate. Once you determine the work rate for the stage make sure that this exact workload is maintained. 4. Each stage is 3 minutes. You need to complete at least 2 full stages that elicit a HR of between 120 and 170 bpm (or 85% HR max). If your HR is too low – do another stage—if your HR is too high—STOP –REST—then start again at a lower work rate. 5. Monitor HR and work rate constantly-- Make sure that the subject stays with the metronome and that the pendulum on the flywheel has not drifted. 6. Take heart rate every minute. Record the HR at the end of minute 2 and 3 of each stage. If HR is not steady state at the end of 3 minutes continue another minute. ONLY report the final Steady State HR and the work rate for each stage. STOP increasing stages if the subject reaches a HR of 85% of HR max or when 4 total stages are completed (initial plus 3 more). 7. When the test is completed decrease the resistance and have the subject cool down by pedaling for 3-5 more minutes. Astrand-Rhyming Cycle Test 1. Adjust seat and handlebars. 2. Set pedal speed to 50 rpm (metronome = 100 bpm) 3. Set initial workload at about 75 W,100 W or 150 W for untrained, moderately trained or well-trained subjects respectively. (Note 1 Watt  6 kgM.min-1 ) 4. This exact workload should be maintained for 6 minutes. (Monitor HR and work rate constantly-- Make sure that the subject stays with the metronome and that the pendulum on the flywheel has not drifted).
  • 12. 12 5. HR should be recorded every minute for the first 3 minutes. After 3 minutes if the HR is not at least 125 bpm then increase the work by about 50-75 Watts. Begin timing again! 6. The heart rate must reach at least 125 bpm. If the heart rate is above 170 bpm or above 85% of age predicted HR then stop the test and cool the subject down, rest for a while and then try again. 7. If the HR is within 125 bpm to – about 85% of age predicted HR then continue at this SAME workload for 3 more minutes (this is a 6 minute test). 8. Check HR every 30 seconds to make sure that HR is at steady state. The object is to have the subject be in steady state for the last 3-4 minutes of the 6 minute test. Remember steady state means that the HR is within 5 beats per minute of each reading. 9. When the test is completed then decrease the resistance and have the subject cool down by pedaling for 3-5 more minutes. Queens College Step Test 1. The athlete steps up and down on the platform at a rate of 22 steps per minute for females and at 24 steps per minute for males. 16.25in height for step. 2. The subjects are to step using a four-step cadence,'up-up-down-down' for 3 minutes. 3. The athlete stops immediately on completion of the test, and the heart beats are counted for 15 seconds standing up. Multiply this 15 second reading by 4 will give the beats per minute (bpm) value to be used in the equation listed in the appendices. Canadian Aerobic Fitness Step test 1. Select the appropriate stage for your sex and age using Table 1 (see protocol sheet) 2. Then determine the stepping cadence (beats per minute to set on the metronome) for that stage using Table 2. 3. Note that the stepping pattern is a 6-step sequence. You can use stairs anywhere to do this test as long as you have a metronome and the steps are about 8 inches high. 4. You perform each stage at the appropriate cadence for 3 minutes. 5. Immediately after stopping, check HR for 10 seconds. If the # beats in 10 seconds is above or equal to the number for your age group then you are done. If your 10 second HR is lower, you go on to the next stage. 6. Repeat the process at the next stage. Check the HR table again for your age group. 7. Determine if you need to do one final stage or if you need to stop. NOTE: You should ALWAYS stop the test if the HR is above 85% of predicted HR max. 8. If your 10 second HR is equal to or higher than the recommended value you are to stop. If it is lower you go on to do one final stage. 9. If your pulse is still under the value then you are to perform a final 3-minute stage. 10. If at any time you cannot keep up the stepping sequence or stepping cadence you must stop the test. 11. In your VO2 equation, you are to use the corresponding VO2 value for the last stage completed. The last stage is only considered final if ALL 3 minutes were completed and only if HR is below 85% of predicted HR max. Ebbling Treadmill Walking
  • 13. 13 INITIAL STAGE: 1. Pick a walking pace that is “brisk” but comfortable for the subject between 2 - 4.5 mph 2. Monitor HR constantly—Record HR each minute for 4 minutes 3. Must elicit HR between 50-79% of age predicted max STAGE 2: 4. Once HR is steady state and between 50-79% of age predicted max – keep the speed the same and bring grade up to 5% for 4 minutes 5. Again monitor HR constantly—Record HR each minute for 4 minutes 6. Record the final steady state HR for this stage and put into formula Cooper 12-minute Run Test 1. The Cooper is a 12-minute RUN as fast as you can. This is not to be done if you are in the moderate or high-risk category because it is nearly maximal exertion. 2. Try to maintain a steady pace. 3. Run on a measured track using the following modified procedures: 4. Instead of going exactly 12 minutes, run on a track with a known exact distance (i.e., 400 meters) per lap. 5. Run between 12 and 15 minutes and record how many complete laps you finish and the exact time it took. 6. Calculate the distance covered in meters (i.e., # laps x 400 m/lap). 7. Then estimate velocity by calculating the distance covered / time in minutes and tenths of minutes. Rockport One-Mile Walk Test 1. The Rockport Test is a one-mile walk as fast as you can without jogging. If you are not walking fast,it won’t be accurate. 2. Make sure you know exactly how far (number of laps) one mile is. 3. You will need to record your time and record your HR immediately after you finish. 4. Remember to convert time to a decimal. 5. Put your data into the equation below. Test VO2 (ml/kg/min) Mets Interpretation YMCA Cycle Test 36.52 10.4 Good Astrand Cycle Test 42.45 12.13 Good YMCA Step Test 34 9.71 Good Canadian Fitness Step Test 30 8.5 Average Ebbling Treadmill Test 34.38 9.8 Average Coopers Run Test 37 10.57 Good Rockport Walking Test 45 12.85 High
  • 14. 14 Figure 5a. This table shows each submaximal test, its result shown in VO2 and mets, and their corresponding classification. From each cardiovascular assessment,NoMo’s average predicted VO2 is 37.05ml/kg/min which is classified as good. Figure 5b. This graph shows each submaximal test and its VO2 result. The red vertical line represents the average VO2. After analyzing the results from the submaximal tests, it is noted that the Rockport and the Astrand cycle test are the highest VO2 values and are both 12 mets. Similarly, the YMCA cycle test, YMCA step test, Ebbling test, and Coopers run test are all within 1 met of each other ranging from 9.71 to 10.57 mets. There are a couple of factors that affect these results. The Rockport test is generally for the older population as it is a walking test. It is not uncommon for a younger or fit client to score a high VO2 on that test. Furthermore, the Astrand could have been performed at the beginning of the day and therefore scoring a higher VO2. In terms of the tests within a close met range, the closer the mets are for these tests show validity among the results. This lessons the risk of discrepancies and increases the reliability of the submaximal tests. On the contrary, the YMCA cycle test uses a graph and plots to predict VO2 max. Likewise, the Astrand uses the nomogram to predict VO2 max. These two methods can produce error as it is slightly subjective to the physician. The Coopers test, however, simply has the client run for 12 minutes and uses heart rate and number of laps completed to calculate VO2. I feelthis test is the best indication of a client’s VO2 which is 37 ml/kg/min. The average VO2 will be used to for NoMo which is 37.05 ml/kg/min. 0 5 10 15 20 25 30 35 40 45 50 YMCA CYCLE ASTRAND YMCA STEP CAFT EBBLING COOPERS ROCKPORT VO2 (ml/kg/min)
  • 15. 15 Maximal GRX Interpretation NoMo made it to stage 4 in the graded maximal exercise test. Her VO2 peak is 3542.5 ml/min, or 43.04 ml/kg/min. This value is NoMo’s VO2 max. The possible criteria for VO2 max include failure of heart rate to increase with increased workload, respiratory exchange ratio greater than 1.12, a plateau in VO2 determined by the failure to increase VO2 by 150ml with increased workload, rate of perceived exertion is greater than 17, heart rate reaches greater than age predicted heart rate max, and lactate values of 8mm, (Lippincott, Williams, & Wilkins p 387). The criteria for NoMo’s VO2 includes oxygen plateau from stages 2 to 3 and 3 to 4, RPE greater than 17 in stage 4, and RER greater than 1.12 in stages 3-4. NoMo’s average predicted VO2 max from her submaximal exercise tests is a lower value than her actual VO2. NoMo’s average predicted VO2 is 37.08ml/kg/min where as her VO2 max is 43.04ml/kg/min. The closest submaximal predicted VO2 was the Astrand test which predicted a VO2 of 42.45ml/kg/min. Therefore the Astrand test was within one met of the graded maximal exercise test concluding that the Astrand was the most accurate in predicting VO2. These discrepancies exist between submaximal predictions and actualVO2 max because of factors that affect heart rate. Air temperature,body position, body size and weight, environment, stress,stimulants and diet can all affect heart rate at any time which allows room for discrepancies among different tests. Another factor that can play a role in variation among VO2 assessments is specificity. This is explicit training to achieve a specific outcome. Training for the Astrand cycle test can improve VO2 for that test, but may fail to achieve a similar value for say the Coopers test. This is because the body becomes accustomed to what it is trained for and will lack where it is not trained.
  • 16. 16 Conclusion After assessing the values from the blood chemistry, body composition, muscular and flexibility fitness, and cardiorespiratory fitness, client NoMo Phat is a healthy individual. She is at low risk for disease with no signs or symptoms. She has healthy resting values for heart rate and blood pressure. She has good muscular strength for both upper and lower body. She also has good flexibility. Lastly, she has good cardiorespiratory fitness from both her submaximal and maximal exercise tests. This means that NoMo has healthy cardiorespiratory, circulatory and musculoskeletal systems. My only concern is her body composition as it is 30% classified as obese. Her weight is also higher than recommended for her height, which is most likely due to her high body fat percentage. An ideal body composition for NoMo is 24.9%. In conclusion, NoMo is a healthy individual with low risk of disease but a high body fat percentage. She is able to do exercise prescription without concerns for her muscular and cardiorespiratory health. Test Result Interpretation Health Risk Low risk Not at risk for disease Resting HR 68.1 bpm Normal Resting BP 118/74 mmHg Normal Body Composition 30% Obese Muscular Strength (bench press) 122lbs. Excellent Muscular Strength (leg press) 228lbs. Average Flexibility 35cm Good Cardiorespiratory Fitness (max) 43.04ml/kg/min Good
  • 17. 17 References American College of Sports Medicine. (2013). ACSM's health-related physical fitness assessment manual. Kaminsky, L. A. (Eds.). Baltimore, MD: Lippincott Williams & Wilkins. Swan, D.(2015). Blood Pressure, Heart Rate, EKG [powerpoint presentation]. Retrieved from Lecture Notes Online Web site: https://myasucourses.asu.edu/webapps/portal/frameset.jsp?tab_tab_group_id=_2_1&url=%2Fweb apps%2Fblackboard%2Fexecute%2Flauncher%3Ftype%3DCourse%26id%3D_298756_1 Swan, D.(2015). Body Composition [powerpoint presentation]. Retrieved from Lecture Notes Online Web site: https://myasucourses.asu.edu/webapps/portal/frameset.jsp?tab_tab_group_id=_2_1&url=%2Fweb apps%2Fblackboard%2Fexecute%2Flauncher%3Ftype%3DCourse%26id%3D_298756_1 Swan, D.(2015). Sub-maximal testing [powerpoint presentation]. Retrieved from Lecture Notes Online Web site: https://myasucourses.asu.edu/webapps/portal/frameset.jsp?tab_tab_group_id=_2_1&url=%2Fweb apps%2Fblackboard%2Fexecute%2Flauncher%3Ftype%3DCourse%26id%3D_298756_1 Thompson, P. D.,& Buchner, D., et. Al. (2003). Exercise and Physical Activity in the Prevention and Treatment of Atherosclerotic Cardiovascular Disease. AHA Scientific Statement. doi: 10.1161/01.CIR.0000075572.40158.77. Retrieved from http://circ.ahajournals.org/content/107/24/3109.
  • 18. 18 Appendices Resting HR from EKG Box count= 1 + 5 + 5 +5 + 5 + 1 = 22 1500/22= 68bpm Body Composition Calculations BMI: Height= 1.676m Weight= 82.3kg BMI= weight / height BMI= 29.4 Bod pod: Lohman (5.09/1.0369)-4.65= 0.258 = 25.8% Japanese native female (4.76/1.0369)-4.28= 0.298= 29.8% Waist Circumference: Waist= 30in Hip= 40.4 = Waist / hip =0.74 Skinfolds: Skinfold 7 site (chest, midaxillary, tricep, subscapular, abdominal, suprailium and thigh): Db = 1.097 – (0.0004697 (7SF)) + (0.00000056 (7SF)2 ) – (0.00012828 (age)) Db = 1.097 – (0.0004697 (7SF)) + (0.00000056 (7SF)2 ) – (0.00012828 (age)) Db= 1.03 % Fat= (4.95 / Db) – 4.50 x 100 % Fat= 30.2% Skinfold 3 site (triceps, thigh and suprailium): Db = 1.0994921 – (0.0009929 (3SF)) + (0.0000023 (3SF)2 ) – (0.0001392 (age))
  • 19. 19 Db = 1.0994921 – (0.0009929 (89.9)) + (0.0000023 (8082.01) – (0.0001392 (33)) Db= 1.024 % Fat= (4.95 / Db) – 4.50 x 100 % Fat= 33.3% Skinfold 3 site (abdomen, triceps and suprailium): Db = 1.089733- (0.0009245 (3SF)) + (0.0000025 (3SF)2 ) – (0.0000979 (age)) Db = 1.089733- (0.0009245 (70.9)) + (0.0000025 5026.81) – (0.0000979 (33)) Db= 1.033 % Fat= (4.95 / Db) – 4.50 x 100 % Fat= 29% Relative Weight: Small frame (120 +133) / 2 = 126.5 181/126.5= 1.43 Ball and Swan: (triceps, suprailiac and thigh) %BF = -9.606 + 0.435(3SF) - 0.001429(3SF)2 + 0.153(hip) + 0.07292(age) %BF = -9.606 + 0.435(89.9) - 0.001429(8082.01) + 0.153(102.5cm) + 0.07292(33) %BF= 35.96% Underwater weighing: mass (on land)/ {mass (land) - mass(in water) - (RV + .1) Density of water} (82.3kg)/ {(82.3kg) – (1.88kg) - (1.14 L + .1) 0.9967kg/L} Db= 1.034
  • 20. 20 % Fat= (4.95 / Db) – 4.50 x 100 % Fat= 26.4% Prediction of aerobic capacity Ebbling VO2= 15.1 + 21.8(spd)-0.327(HR) - 0.263(spd x age) + 0.00504(HR x age) + 5.98(sex) VO2= 15.1 + 21.8(3)-0.327(125) - 0.263(3 x 33) + 0.00504(125 x 33) + 5.98(0) VO2= 34.378 ml/kg/min Astrand HR= 135 Intensity=720kpm/min VO2= 3.9 L VO2= 3.9L x age correctionfactor x 1000/body weight(kg) VO2= 3.9 x 0.896 x 1000/ 82.3kg VO2= 42.45ml/kg/min YMCACycle VO2 max workrate=1350kpm/min VO2= (1.8 x workrate) /bodyweight(kg) +7 VO2= (1.8 x 1350) / 82.3kg + 7 VO2= 36.526ml/kg/min Cooper 13 min+ 12/60seconds = 13.2 2400m/13.2min= 181.81m/min VO2= 0.268 x m/min – 11.3 VO2= 0.268 x 181.81m/min – 11.3 VO2= 37ml/kg/min Rockport
  • 21. 21 14 + 26/60=14.43minutes VO2= 132.853 - 0.0769(wt) - 0.3877(age) + 6.315(sex) - 3.2649(time) - 0.1565(HR) VO2= 132.853 - 0.0769(82.3kg) - 0.3877(33) + 6.315(0) - 3.2649(14.43) - 0.1565(138) VO2= 45ml/kg/min Intensity Intensity= (Exercise HeartRate) - (RestingHeartRate) (Maximal HeartRate) - (RestingHeartRate) Intensity=(149 – 68.1) / (187- 68.1) = 0.68 Max = Exercise Workrate /Intensity VO2= 2.9 mets/ .68 = 4.26 x 3.5 VO2= 14.92 ml Slope b = (SM2 - SM1) < fromACSMequations (HR2- HR1) <from steadystate HR b= (3.3-2.5) / (153-145) = 0.1 VO2 max = SM2 + b(HRmax - HR2) VO2 max = 3.3 + .1 (187-153) = 6.7 metsx 3.5 VO2= 23.45ml/kg/min
  • 22. 22 Astrand Age CorrectionGraph & Nomogram Age Correction Factor Age Correction Factor 14 1.11 40 0.830 15 1.10 41 0.820 16 1.09 42 0.810 17 1.08 43 0.800 18 1.07 44 0.790 19 1.06 45 0.780 20 1.05 46 0.774 21 1.04 47 0.768 22 1.03 48 0.762 23 1.02 49 0.756 24 1.01 50 0.750 25 1.00 51 0.742 26 0.987 52 0.734 27 0.974 53 0.726 28 0.961 54 0.718 29 0.948 55 0.710 30 0.935 56 0.704 31 0.922 57 0.698 32 0.909 58 0.692 33 0.896 59 0.686 34 0.883 60 0.680 35 0.870 61 0.674 36 0.862 62 0.668 37 0.854 63 0.662 38 0.846 64 0.656 39 0.838 65 0.650
  • 23. 23 YMCACycle Test YMCA Cycle Protocols 90 100 110 120 130 140 150 160 170 180 190 200 210 150 300 450 600 750 900 1050 1200 1350 1500 1650 1800 1950 2100 HearRate(bpm) Kgm.min-1 YMCA Cycle Test Initial Stage 150 kgm.min-1 Stage 3 Stage 4 Stage 2 750 kgm.min-1 1050 900 kgm.min-1 600 kgm.min-1 750 kgm.min- 900 300450 kgm.min-1 600 kgm.min-1 450 kgm.min-1 750 kgm.min-1 600 HR < 80 HR > 100 HR HR
  • 24. 24 CAFT Table 1: Stage AGE MEN WOMEN 60-69 1 1 50-59 2 1 40-49 3 2 30-39 4 3 20-29 5 3 15-19 5 4 CAFT Table 2: Cadence STAGE MEN WOMEN 1 66 66 2 84 84 3 102 102 4 114 114 5 132 120 6 144 132 7 156 -- CAFT Table 3: HR after stages AGE After 1st Session After 2nd Session 60-69 24 -- 50-59 25 23 40-49 26 24 30-39 28 25 20-29 29 26
  • 25. 25 15-19 30 27 CAFT Table 4: VO2 value STAGE MEN WOMEN 1 1.1391 0.9390 2 1.3466 1.0484 3 1.6250 1.3213 4 1.8255 1.4925 5 2.0066 1.6267 6 2.3453 1.7867 7 2.7657 --- CAFT Stepping Sequence
  • 26. 26 Women’s VO2 Standards Men’s Vo2 Standards Age Low Fair Average Good High 20-29 <25 25-33 24-42 43-52 53+ 30-39 <23 23-30 31-38 39-48 49+ 40-49 <20 20-26 27-35 36-44 45+ 50-59 <18 18-24 25-33 34-42 43+ 60-69 <16 16-22 23-30 31-40 41+ Age Low Fair Average Good High 20-29 <24 24-30 31-37 38-48 49+ 30-39 <20 20-27 28-33 34-44 45+ 40-49 <17 17-23 24-30 31-41 42+ 50-59 <15 15-20 21-27 28-37 38+ 60-69 <13 13-17 18-23 24-34 35+