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CVD Critical Pathways Group  2006 Teleconferences March 22, 2006 This activity is supported by an educational grant from the  Bristol-Myers Squibb/Sanofi Pharmaceuticals Partnership.
Faculty Gregg C. Fonarow, MD Eliot Corday Professor of Medicine  and Cardiovascular Science Director, Ahmanson-UCLA Cardiomyopathy Center UCLA Division of Cardiology UCLA Medical Center Los Angeles, California
The Network for Continuing Medical Education requires that CME faculty disclose, during the planning of an activity, the existence of any personal financial or other relationships they or their spouses/partners have with the commercial supporter of the activity or with the manufacturer of any commercial product or service discussed in the activity. Disclosure Statement
Gregg C. Fonarow, MD, has served as a consultant to and has received research support and honoraria from Bristol-Myers Squibb Company, GlaxoSmithKline, Merck & Co., Inc., Pfizer Inc, sanofi-aventis, Schering-Plough Corporation, and Scios, Inc. The team from Aurora Health Care reports no such relationships. Faculty Disclosure Statement
Polling Question #1 ,[object Object],[object Object],[object Object],[object Object]
Highlights From the American College of Cardiology 2006 Annual Scientific  Session Gregg C. Fonarow, MD
Highlights From ACC 2006 ,[object Object],[object Object],[object Object],[object Object]
Highlights From ACC 2006 (cont.) ,[object Object],[object Object],[object Object]
CHARISMA
C lopidogrel for  H igh  A therothrombotic  R isk and  I schemic  S tabilization,  M anagement, and  A voidance (CHARISMA):  Study Design Double-blind treatment up to 1040 primary efficacy events occur* Aspirin 75–162 mg o nce daily   Clopidogrel 75 mg o nce daily Placebo 1 tab o nce daily   Aspirin 75–162 mg o nce daily   Final study visit  (fixed study end date) 1-month  visit 3-month  visit Patients 45 years or older who are at high risk of  atherothrombotic events R = randomization. N=15,603 R Bhatt DL, et al.  Am Heart J . 2004;148:263-268.  *Event-driven trial: primary efficacy outcome of vascular death, MI, stroke Visits every 6 months  (12 m, 18 m…), and intermediate  phone calls in between (15 m, 21m…) 6-month  visit
Overall Population: Primary Efficacy  Outcome (MI, Stroke, or CV Death) † †   First Occurrence of  MI (fatal or non-fatal), stroke (fatal or non-fatal), or cardiovascular death *All patients received ASA 75-162 mg/day § The number of patients followed beyond 30 months decreases rapidly to zero and there are  only 21 primary efficacy events that occurred beyond this time (13 clopidogrel and 8 placebo) Adapted with permission from Bhatt DL, et al.  N Engl J Med. 2 006;354.  Placebo + ASA* 7.3% Clopidogrel + ASA* 6.8% RRR:  7.1% [95% CI: -4.5%, 17.5%] P  = 0.22  Months since randomization § 0 2 4 6 8 0 6 12 18 24 30 Cumulative event rate (%)
Overall Population: Principal Secondary Efficacy Outcome (MI/Stroke/CV Death/Hospitalization) † Placebo + ASA * 17.9% Clopidogrel + ASA * 16.7% RRR: 7.7% [95% CI: 0.5%, 14.4%]  P  = 0.04 Cumulative event rate (%) 0 5 10 15 20 Months since randomization § 0 6 12 18 24 30 *All patients received ASA 75-162mg/day † First Occurrence of  MI, Stroke, CV Death, or Hospitalization for UA, TIA, or Revascularization § The number of patients followed beyond 30 months decreases rapidly to zero and there are  only 38 primary efficacy events that occurred beyond this time (23 clopidogrel and 15 placebo) Adapted with permission from Bhatt DL, et al.  N Engl J Med. 2 006;354.
Overall Population:  Secondary Efficacy Results *Intention to treat analysis † First occurrence of MI (fatal or not), stroke (fatal or not), cardiovascular death (including hemorrhagic death), or hospitalization for UA, TIA, or a revascularization procedure ‡ For UA, TIA, or revascularization Bhatt DL, et al.  N Engl J Med.  2006;354.  0.02 0.90 (0.82, 0.98) 957 (12.3) 866 (11.1) Hospitalization ‡ 0.05 0.80 (0.65, 0.997) 185 (2.4) 149 (1.9) Stroke 0.10 0.82 (0.66, 1.04) 160 (2.1) 132 (1.7) Ischemic Stroke 0.48 0.92 (0.74, 1.16) 159 (2.0) 147 (1.9) Myocardial Infarction 0.68 1.04 (0.87, 1.25) 229 (2.9) 238 (3.1) Cardiovascular Mortality 0.90 0.99 (0.86, 1.14) 374 (4.8) 371 (4.8) All Cause Mortality 0.04 0.92 (0.86, 0.995) 1395 (17.9) 1301 (16.7) Principal Secondary Endpoint † P  value RR (95% CI) Placebo + ASA (n=7801) Clopidogrel + ASA (n=7802) Endpoint*  –  N (%)
Overall Population: Safety Results *Adjudicated outcomes by intention to treat analysis ICH= Intracranial Hemorrhage Bhatt DL, et al.  N Engl J Med.  2006;354.  <0.001 1.62 (1.27, 2.10) 101 (1.3) 164 (2.1) GUSTO Moderate Bleeding 0.89 0.96 (0.56, 1.65) 27 (0.3) 26  (0.3) Primary ICH 0.17 1.53 (0.83, 2.82) 17  (0.2) 26  (0.3) Fatal Bleeding 0.09 1.25 (0.97, 1.61) 104  (1.3) 130  (1.7) GUSTO Severe Bleeding P  value RR (95% CI) Placebo + ASA (n=7801) Clopidogrel + ASA (n=7802) Safety Outcome*  –  N (%)
Primary Efficacy Results (MI/Stroke/CV Death)  by Pre-Specified Entry Category Population RR (95% CI) P  value  Qualifying CAD, CVD or PAD  0.88 (0.77, 0.998) 0.046 (n=12,153)  Multiple Risk Factors  1.20 (0.91, 1.59) 0.20 (n=3284)  Overall Population* 0.93 (0.83, 1.05) 0.22 (n=15,603)  0.6 0.8 1.4 1.2 Clopidogrel Better Placebo Better 1.6 0.4 * A statistical test for interaction showed marginally significant heterogeneity ( P  = 0.045) in  treatment response for these pre-specified subgroups of patients Bhatt DL, et al.  N Engl J Med.  2006;354.
Primary Efficacy Results (MI/Stroke/CV Death)*  by Category of Inclusion Criteria Population N RR (95% CI) P  value  Qualifying CV Disease 12,153   0.88 (0.77, 0.998) 0.046 Coronary 5,835 0.86 (0.71, 1.05) 0.13 Cerebrovascular 4,320 0.84 (0.69, 1.03) 0.09 PAD 2,838 0.87 (0.67, 1.13) 0.29 Multiple Risk Factors 3,284 1.20 (0.91, 1.59) 0.20 Overall Population 15,603 0.93 (0.83, 1.05) 0.22 0.6 0.8 1.4 1.2 Clopidogrel Better Placebo Better 1.6 0.4 * First occurrence of MI (fatal or not), Stroke (fatal or not), or CV Death Bhatt DL. Presented at: 55th Annual Scientific Session of the American College of Cardiology; March 12, 2006; Atlanta, Ga.
Multiple Risk Factor Population:  Secondary Efficacy Results *Intention to treat analysis † First occurrence of MI (fatal or not), stroke (fatal or not), cardiovascular death (including hemorrhagic death), or hospitalization for UA, TIA, or a revascularization procedure ‡ For UA, TIA, or revascularization Bhatt DL, et al.  N Engl J Med.  2006;354.  0.55 0.93 (0.74, 1.18) 147 (9.0) 140 (8.4) Hospitalization ‡ 0.84 0.95 (0.60, 1.52) 36 (2.2) 35 (2.1) Stroke 0.73 0.91 (0.54, 1.54) 29 (1.8) 27 (1.6) Ischemic Stroke 0.45 1.19 (0.75, 1.89) 33 (2.0) 40 (2.4) Myocardial Infarction 0.01 1.74 (1.16, 2.62) 36 (2.2) 64 (3.9) Cardiovascular Mortality 0.04 1.41 (1.02, 1.95) 62 (3.8) 89 (5.4) All Cause Mortality 0.88 1.01 (0.84, 1.22) 216 (13.3) 224 (13.5) Principal Secondary Endpoint † P  value RR (95% CI) Placebo + ASA (n=1625) Clopidogrel + ASA (n=1659) Endpoint*  –  N (%)
Multiple Risk Factor Population:  Safety Results *Adjudicated outcomes by intention to treat analysis Bhatt DL, et al.  N Engl J Med.  2006;354.  0.08 1.60 (0.95, 2.71)  22 (1.4) 36 (2.2) GUSTO Moderate Bleeding 0.81 1.14 (0.38, 3.39)  6   (0.4) 7 (0.4) Primary ICH 0.38 1.71 (0.50, 5.84)   5 (0. 2) 7 (0.4) Fatal Bleeding 0.07 1.67 (0.96, 2.88) 20  (1.2) 34 (2.0) GUSTO Severe Bleeding P  value RR (95% CI) Placebo + ASA (n=1625) Clopidogrel + ASA (n=1659) Safety Outcome*  –   N (%)
Documented CV Disease Population: Safety Results *Adjudicated outcomes by Intention to treat analysis Bhatt DL, et al.  N Engl J Med.  2006;354.  <0.001 1.63 (1.23, 2.15) 79 (1.3) 128 (2.1) GUSTO Moderate Bleeding 0.65 0.87 (0.47, 1.60) 21 (0.3) 19 (0.3) Primary ICH 0.28 1.47 (0.73, 2.97) 13 (0.2) 19 (0.3) Fatal Bleeding 0.39 1.14 (0.85, 1.52) 84  (1.4) 95 (1.6) GUSTO Severe Bleeding P  value RR (95% CI) Placebo + ASA (n=6091) Clopidogrel + ASA (n=6062) Safety Outcome*  –   N (%)
CHARISMA: Conclusions ,[object Object],[object Object],[object Object],[object Object],[object Object],Bhatt DL. Presented at: 55th Annual Scientific Session of the American College of Cardiology; March 12, 2006; Atlanta, Ga.
CHARISMA: Clinical Implications ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Bhatt DL. Presented at: 55th Annual Scientific Session of the American College of Cardiology; March 12, 2006; Atlanta, Ga.
REACH
The REACH Registry ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Steg PG. Presented at: 55th Annual Scientific Session of the American College of Cardiology; March 12, 2006; Atlanta, Ga.
REACH Registry: >67,000 Patients From  5,473 Sites* in 44 Countries North America Latin America Eastern Europe Middle East Asia (incl. Japan) Australia 27,746 1,931 17,886 846 5,903 2,872 Western Europe 5,048 5,656 *Up to 15 patients/site (up to 20 in the US) Bhatt DL, et al.  JAMA . 2006;295:180-189.
A Broad Range of the  At-Risk Population Is Included Must include Signed Written Informed Consent Patients aged 45 years or more At least  1 of four criteria ,[object Object],[object Object],[object Object],At least   3   atherothrombotic risk factors ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],REACH Registry Inclusion Criteria Bhatt DL, et al.  JAMA . 2006;295:180-189.
1-Year Results: Single vs Multiple and Overlapping Atherothrombotic Locations: The Example of CAD Rates adjusted for age and risk factors *TIA, unstable angina, other ischemic arterial event including worsening of PAD Steg PG. Presented at: 55th Annual Scientific Session of the American College of Cardiology; March 12, 2006; Atlanta, Ga. (%)
Major Endpoints as a Function of Single  vs Multiple and Overlapping Locations 1  p<0.05;  2  p<0.01;  3  p<0.001 (ref class: CAD alone) 1  p<0.05;  2  p<0.01;  3  p<0.001 (ref class: CAD + CVD) *TIA, unstable angina, other ischemic arterial event including worsening of PAD Steg PG. Presented at: 55th Annual Scientific Session of the American College of Cardiology; March 12, 2006; Atlanta, Ga. Polyvascular disease Single arterial bed 26.9 (3) 7.4 4.0 1.8 3.6 (3) CAD + CVD + PAD 24.4 (1) 7.0 4.8 1.3 1.8 CVD + PAD 23.3 (3) 4.8 (3) 1.3 (3) 1.4 2.9 (2) CAD + PAD 20.0 6.4 3.7 1.6 2.0 CAD + CVD 22.0 6.0 3.1 1.5 2.4 Overall 18.2 (3) 10.0 (3) 13.3 12.8 CV death/MI/ stroke/ hospitalization 2.3 4.5 (3) 3.1 3.4 CV death/MI/stroke 0.6 3.5 (3) 0.9 1.5 Non-fatal stroke 1.0 0.5 (3) 1.4 1.2 Non-fatal MI 1.2 1.4 1.5 1.5 CV death PAD alone CVD alone CAD alone Overall
Clinical Implications ,[object Object],[object Object],[object Object]
ACUITY
Study Design – First Randomization Moderate- high risk ACS Aspirin in all clopidogrel dosing and timing per local practice Moderate-high risk unstable angina or NSTEMI  undergoing an invasive strategy (N = 13,800) *Stratified by pre-angiography thienopyridine use or administration Stone GW, et al.  Am Heart J . 2004;148:764-775. Angiography within 72h UFH or Enoxaparin + GP IIb/IIIa Bivalirudin + GP IIb/IIIa Bivalirudin alone  R* Medical management PCI CABG
Study Design – Second Randomization Moderate- high risk ACS Angiography within 72h Aspirin in all clopidogrel dosing and timing per local practice Moderate-high risk unstable angina or NSTEMI  undergoing an invasive strategy (N = 13,800) Stone GW, et al.  Am Heart J . 2004;148:764-775. Medical management PCI CABG Bivalirudin alone  UFH or enoxaparin Routine upstream GPI in all pts GPI started in CCL for PCI only R Bivalirudin R Routine upstream GPI in all pts GPI started in CCL for PCI only
Primary Endpoint Measures (ITT) 11.7% 7.3% 5.7% 5.3% 11.8% 7.7% Net clinical outcome Ischemic composite Major bleeding 30 day events (%) UFH/Enoxaparin+GPI (N=4603) Bivalirudin+GPI (N=4604) P NI  < 0.0001 P Sup  = 0.93 P NI  = 0.007 P Sup  = 0.39 P NI  = 0.0001 P Sup  = 0.38 UFH/Enoxaparin + GPI vs Bivalirudin + GPI Stone G. Presented at: 55th Annual Scientific Session of the American College of Cardiology; March 12, 2006; Atlanta, Ga.
Primary Endpoint Measures (ITT) 0 1 2 11.7% 11.8% 1.01 (0.90-1.12) <0.001 0.93 Risk ratio ±95% CI Primary endpoint Net clinical outcome Ischemic composite Major bleeding Bivalirudin + IIb/IIIa better UFH/Enox + IIb/IIIa better Bival + IIb/IIIa UFH/Enox + IIb/IIIa RR (95% CI) P  value (noninferior) (superior) 7.3% 7.7% 1.07 (0.92-1.23) 0.015 0.39 5.7% 5.3% 0.93 (0.78-1.10) <0.001 0.38 Upper boundary noninferiority UFH/Enoxaparin + GPI vs Bivalirudin + GPI Stone G. Presented at: 55th Annual Scientific Session of the American College of Cardiology; March 12, 2006; Atlanta, Ga.
Primary Endpoint Measures (ITT) 11.7% 7.3% 5.7% 3.0% 10.1% 7.8% Net clinical outcome Ischemic composite Major bleeding 30 day events (%) UFH/Enoxaparin+GPI (N=4603) Bivalirudin alone (N=4612) P NI  <0.0001 P Sup  = 0.015 P NI  = 0.011 P Sup  = 0.32 P NI  <0.0001 P Sup  <0.0001 UFH/Enoxaparin + GPI vs Bivalirudin Alone Stone G. Presented at: 55th Annual Scientific Session of the American College of Cardiology; March 12, 2006; Atlanta, Ga.
Primary Endpoint Measures (ITT) Bivalirudin alone better UFH/Enox + IIb/IIIa better Risk ratio ±95% CI Primary endpoint Bival alone UFH/Enox + IIb/IIIa RR (95% CI) Net clinical outcome Ischemic composite Major bleeding Upper boundary non-inferiority 11.7% 10.1% 0.86 (0.77-0.97) <0.001 0.015 7.3% 7.8% 1.08 (0.93-1.24) 0.02 0.32 5.7% 3.0% 0.53 (0.43-0.65) <0.001 <0.001 P  value (non inferior) (superior) UFH/Enoxaparin + GPI vs Bivalirudin Alone 0 1 2 Upper boundary noninferiority Stone G. Presented at: 55th Annual Scientific Session of the American College of Cardiology; March 12, 2006; Atlanta, Ga.
Components of the Ischemic Composite 7.3% 1.3% 4.9% 2.3% 2.7% 2.4% 5.0% 7.7% 1.5% 1.6% 7.8% 5.4% Ischemic composite Death Myocardial infarction Unplanned revasc  for ischemia 30 day events (%) UFH/Enox+GPI (N=4603) Bivalirudin+GPI (N=4604) Bivalirudin alone (N=4612) UFH/Enoxaparin + GPI vs Bivalirudin + GPI vs Bivalirudin Alone Stone G. Presented at: 55th Annual Scientific Session of the American College of Cardiology; March 12, 2006; Atlanta, Ga. P Sup  = 0.32 P Sup  = 0.34 P Sup  = 0.35 P Sup  = 0.78
Major Bleeding Endpoints P Sup = 0.38 P Sup < 0.0001 P Sup = 0.31 P Sup  < .001 UFH/Enoxaparin + GPI vs Bivalirudin + GPI vs Bivalirudin Alone 11.8% 5.7% 11.1% 5.3% 3.0% 9.1% All major bleeding Non-CABG major bleeding (primary endpoint) 30 day events (%) Heparin+GPI (N=4603) Bivalirudin+GPI (N=4604) Bivalirudin alone (N=4612) Stone G. Presented at: 55th Annual Scientific Session of the American College of Cardiology; March 12, 2006; Atlanta, Ga.
Conclusions: Primary Results NI = noninferiority; Sup = superiority Stone G. Presented at: 55th Annual Scientific Session of the American College of Cardiology; March 12, 2006; Atlanta, Ga. P Value Rate P Value Rate Rate Observed <0.001 Sup 3.0% 0.001 NI 5.3% 5.7% Major bleeding 0.011 NI 7.8% 0.007 NI 7.7% 7.3% Ischemic events 0.015  Sup 10.1% <0.001 NI 11.8% 11.7% Net clinical outcome Endpoint Bivalirudin alone Bivalirudin + GP IIb/IIIa UFH/Enox + GP IIb/IIIa
Clinical Implications ,[object Object],[object Object],[object Object],[object Object],Stone G. Presented at: 55th Annual Scientific Session of the American College of Cardiology; March 12, 2006; Atlanta, Ga.
ExTRACT-TIMI 25
Protocol Design STEMI < 6 h Lytic eligible Lytic choice by MD (TNK, tPA, rPA, SK) UFH 60 U / kg bolus (4000 U)  Inf 12 U / kg / h (1000 U / h) Duration:  at least 48 h Cont’d at MD discretion ENOX < 75 y: 30 mg IV bolus  SC 1.0 mg / kg q 12 h (Hosp DC) ≥   75 y: No bolus SC 0.75 mg / kg q 12 h (Hosp DC) CrCl  <  30: 1.0 mg / kg q 24 h Double-blind, double-dummy ASA Day 30 1 °  Efficacy Endpoint: Death or Nonfatal MI 1° Safety Endpoint: TIMI Major Hemorrhage Antman EM, et al.  N Engl J Med . 2006;354.
Primary End Point (ITT) Death or Nonfatal MI Primary End Point (%)  ENOX  UFH  Relative Risk 0.83 (0.77 to 0.90) P <0.001   Days after Randomization  9.9%  12.0%  Lost to follow-up = 3  17% RRR  Adapted with permission from Antman EM, et al.  N Engl J Med . 2006;354.
Major Secondary End Point Death or Nonfatal MI or Urgent Revascularization (ITT) Secondary End Point (%)  Days   ENOX  UFH  11.7% (1199)  14.5% (1479)  5.3%   6.1%   RR 0.88  (0.79 to 0.98) P =0.02   48 h   UFH  ENOX   280 events 19% RRR   RR 0.81  (0.75 to 0.87) P <0.001   12% RRR   Adapted with permission from Antman EM, et al.  N Engl J Med . 2006;354.
Death or Nonfatal MI  –  Day 30  Major Subgroups Adapted with permission from Antman EM, et al.  N Engl J Med . 2006;354.     >  Median < Median Fibrin-specific Streptokinase Prior MI No Prior MI DM No DM Other Anterior 0.5 1 2 PRIOR MI OVERALL DIABETES FIBRINOLYTIC INFARCT LOCATION ENOX Better UFH Better Relative Risk TIME TO Rx 20,479 11 23 17 21 17 20 13 18 23 12 17 Reduction In Risk (%)  >  75 < 75 AGE (y) 20 6 Female Male SEX 18 16 All Interaction Tests P = NS P < 0.0001
Bleeding Endpoints (TIMI)  30 Days UFH ENOX % Events Major Bleed (fatal + nonfatal) ICH  ARD 0.7% RR 1.53 P<0.001   ARD 0.1% RR 1.27 P = 0.14   Nonfatal Major Bleed ARD 0.4% RR 1.39 P = 0.014   Antman EM, et al.  N Engl J Med . 2006;354.
Net Clinical Benefit at 30 Days 1 1.25 0.9 0.8 Death or Nonfatal MI or  Nonfatal ICH Death or Nonfatal MI or  Nonfatal Major Bleed Death or Nonfatal MI or  Nonfatal Disabl. Stroke ENOX Better UFH Better RR UFH (%) ENOX (%) RRR (%) 12.3 10.1 18 12.8 11.0 14 12.2 10.1 17 Prespecified Definitions P <0.001 P <0.001 P <0.001 Antman EM, et al.  N Engl J Med . 2006;354.
Clinical Implication A strategy of  enoxaparin is preferable to the current standard of unfractionated heparin as the antithrombin to support fibrinolysis, the most common form of reperfusion for STEMI used worldwide.
OASIS-6
OASIS – 6 Trial: Study Design 12,092 patients presenting with STEMI within 24 hours of symptom onset (shortened to 12 hours of symptom onset midway through trial) Randomized. Blinded. Factorial. 28% female, mean age 62 years, mean follow-up 3-6 months Fondaparinux 2.5 mg/day for up to 8 days or hospital discharge Placebo Fondaparinux   2.5 mg/day for up to 8 days or hospital discharge UFH ,[object Object],[object Object],Stratum 1 (No UFH) Stratum 2 (UFH) Yusuf S, et al.  JAMA . 2006;295.
OASIS – 6 Trial: Primary Endpoint ,[object Object],[object Object],Primary Endpoint: Death/Reinfarction (%) P =0.008 P =0.003 P =0.008 Frequency Yusuf S, et al.  JAMA . 2006;295.
OASIS – 6 Trial: Primary Endpoint (cont.) Reduction in Death/MI: Stratum 1 (No UFH indicated) P <0.05 Reduction in Death/MI: Stratum 2 (UFH Indicated) P =NS ,[object Object],[object Object],p=0.97 Yusuf S, et al.  JAMA . 2006;295.
OASIS – 6 Trial:  Primary Composite Endpoint ,[object Object],[object Object],Components of Primary Composite Endpoint (%) P =0.03 P =0.06 Yusuf S, et al.  JAMA . 2006;295.  7.8% 2.5% 8.9% 3.0% 0% 2% 4% 6% 8% 10% Death Reinfarction Fondaparinux Control
OASIS  –  6 Trial: PCI Substudy at 30 Days ,[object Object],[object Object],Primary Endpoint of Death or MI in PCI Cohort (%) p=0.19 Yusuf S, et al.  JAMA . 2006;295.
OASIS  –  6 Trial: PCI Substudy (cont.) ,[object Object],[object Object],Severe Bleeding at 9 days (%) P =NS Yusuf S, et al.  JAMA . 2006;295.
OASIS  –  6 Trial: PCI Substudy (cont.) ,[object Object],Guiding Catheter Thrombosis  P <0.001 Yusuf S, et al.  JAMA . 2006;295.  Number of instances
OASIS  –  6 Trial: PCI Substudy (cont.) ,[object Object],[object Object],Coronary Complications  P =0.04 Yusuf S, et al.  JAMA . 2006;295.
OASIS – 6 Trial: Conclusions ,[object Object],[object Object],[object Object],[object Object],[object Object]
ISAR-REACT 2
ISAR-REACT 2 Trial: Study Design ,[object Object],[object Object],2022 patients with an episode of angina within the preceding 48 hours and an elevated troponin T level or new ST-segment depression of  ≥ 0.1 mV or transient ( <20 minutes) ST-segment elevation of ≥0.1 mV or new or presumed new bundle-branch block; significant angiographic lesions in a native coronary vessel or venous bypass graft amenable to and requiring a PCI   Placebo Controlled. Randomized. Blinded. 24% female, mean age 66 years, mean follow-up 30 days Abciximab (usual bolus or infusion dose) n=1012 Placebo n=1010 Pre-treatment with high dose (600mg) clopidogrel at least 2 hours pre-procedure Kastrati A, et al.  JAMA . 2006;295.
ISAR REACT 2: Cumulative Incidence of Death, MI, or Urgent TVR Adapted with permission from Kastrati A, et al.  JAMA . 2006;295.  Published online March 13, 2006.  20 15 10 5 0 0 5 10 15 20 25 30 Days After Randomization Cumulative Rate of Primary End Point, % Placebo Group Abciximab Group Log-Rank  P =.03
ISAR REACT 2: 30-Day Ischemic Events Abbreviations: CI, confidence interval; MI, myocardial infarction; RR, relative risk. Adapted with permission from Kastrati A, et al.  JAMA . 2006;295. Published online March 13, 2006.  No. (%) 0.64 (0.25-1.63) 11 (1.1) 7 (0.7) PCI 2.99 (0.24-157) 1 (0.1) 3 (0.3) Aortocoronary bypass surgery 0.83 (0.36-1.92) 12 (1.2) 10 (1.0) Urgent target vessel revascularization 0.78 (0.36-1.72) 14 (1.4) 11 (1.1) Q-wave MI 0.77 (0.59-1.02) 106 (10.5) 82 (8.1) MI 0.69 (0.32-1.47) 16 (1.6) 11 (1.1) Death 0.75 (0.57-0.97) 116 (11.5) 87 (8.6) Death or MI 0.75 (0.58-0.97) 120 (11.9) 90 (8.9) Death, MI, or urgent target vessel revascularization RR (95% CI) Placebo (n=1010) Abciximab (n=1012) Event
ISAR REACT 2: Cumulative Incidence of Death,  MI, or Urgent TVR in Subsets With and Without Elevated Troponin Levels (>0.03 µg/L) Adapted with permission from Kastrati A, et al.  JAMA . 2006;295. Published online March 13, 2006.  20 15 10 5 0 0 5 10 15 20 25 30 Days After Randomization Cumulative Rate of Primary End Point, % Placebo Group Abciximab Group Troponin  >0.03 µg/L Log-Rank  P  = .02 Troponin  < 0.03 µg/L Log-Rank  P  = .98
ISAR REACT 2: 30-Day Incidence and  Relative Risk of Death, MI, or Urgent  TVR in Subgroups Error bars indicate 95% confidence intervals. Adapted with permission from Kastrati A, et al.  JAMA . 2006;295.  Published online March 13, 2006.  Abciximab Placebo All Participants 90/1012 (8.9) 120/1010 (11.9) Troponin Level >0.03 µg/L 67/513 (13.1) 98/536 (18.3) ≤ 0.03 µg/L 23/499 (4.6) 22/474 (4.6) Clopidogrel Pretreatment Duration >3 h 27/475 (5.7) 35/461 (7.6) ≤ 3 h 63/537 (11.7) 85/549 (15.5) Diabetes Yes 26/252 (10.3) 32/284 (11.3) No 64/760 (8.4) 88/726 (12.1) Primary End Point, No. of Events/Total No. (%) 0.4 1 2 Relative Risk
ISAR-REACT 2 Trial:  Secondary Endpoint In-hospital Major and Minor Bleeding  (%) p=NS Kastrati A, et al.  JAMA . 2006;295. Published online March 13, 2006.
ISAR-REACT 2 Trial: Summary ,[object Object],[object Object],[object Object]
ASTEROID
ASTEROID Trial: Study Design Follow-up IVUS at 24 months n=349 ,[object Object],[object Object],Withdrawn during treatment (n=125) 1,183 patients screened for the presence of a coronary angiographic evaluated lesion >20%; IVUS target vessel stenosis <50% and not being treated with angioplasty with a minimum length of 40 mm; and statin-naïve.  Excluding those with: Uncontrolled triglyceride levels ( ≥500mg/dL) or poorly controlled diabetes  (glycosylated hemoglobin levels ≥10%).  Open-label; mean age 58.5 years; mean follow-up at 2 years; 29% female.  All enrolled patients: 40 mg rosuvastatin, IVUS of a single vessel not intervened upon at baseline  n=507 Nissen SE, et al.  JAMA . 2006;295. Published online March 13, 2006.
ASTEROID Trial: Principal Findings ,[object Object],[object Object],LDL/HDL mg/dL Mean LDL level decrement and  HDL level increment (mg/dL) p<0.001 p<0.001 Nissen SE, et al.  JAMA . 2006;295. Published online March 13, 2006.  43.1 60.8 49.0 130.4 0 22 44 66 88 110 132 LDL Levels HDL Levels Baseline Follow-up
ASTEROID: Example of Regression of Atherosclerosis in a Patient in  the Trial Adapted with permission from Nissen S, et al.  JAMA . 2006;295.  Published online March 13, 2006.
ASTEROID Trial: Primary Endpoint ,[object Object],Co-primary Endpoint of change in % atheroma volume (%)  % Atheroma Volume p<0.001 Nissen SE, et al.  JAMA . 2006;295. Published online March 13, 2006.  38.6% 39.6% 0 10 20 30 40 Baseline Follow-up
ASTEROID Trial:  Primary Endpoint cont. ,[object Object],Regression vs. progression change in % atheroma volume (%)  %  patients Nissen SE, et al.  JAMA . 2006;295. Published online March 13, 2006.
ASTEROID Trial:  Primary Endpoint cont. Co-primary Endpoint of nominal atheroma volume in the 10 mm subsegment with the greatest disease severity at baseline (mm 3 )  mm 3 P <0.001 ,[object Object],Nissen SE, et al.  JAMA . 2006;295. Published online March 13, 2006.
ASTEROID Trial: Secondary Endpoint Mean Normalized Total atheroma volume (mm 3 ) ,[object Object],mm 3 Nissen SE, et al.  JAMA . 2006;295. Published online March 13, 2006.
ASTEROID Trial: Adverse Events ,[object Object],[object Object],Adverse events resulting in study drug discontinuation (%) % Nissen SE, et al.  JAMA . 2006;295. Published online March 13, 2006.
Relationship Between Mean LDL-C Levels and Median Change in % Atheroma Volume for  Several Intravascular Ultrasound Trials Adapted with permission from Nissen S, et al.  JAMA . 2006;295.  Published online March 13, 2006.  REVERSAL Pravastatin CAMELOT Placebo A-Plus Placebo REVERSAL Atorvastatin ASTEROID Rosuvastatin r 2  = 0.97 P <.001
ASTEROID Trial: Limitations ,[object Object],[object Object],[object Object],Nissen S, et al.  JAMA . 2006;295. Published online March 13, 2006.
ASTEROID Trial: Summary ,[object Object],[object Object],[object Object],[object Object],[object Object],Nissen S, et al.  JAMA . 2006;295. Published online March 13, 2006.
Featured Institution Aurora Health Care Milwaukee, Wisconsin
Polling Question #2 ,[object Object],[object Object],[object Object],[object Object],If you participated in a previous teleconference, how much progress have you made since then? (Please refer to the checklists on the next 3 slides.)
Progress Checklist: Immediate Goals Circulate discharge plan and other tools to all cardiology, ED, and CV nursing staff for comments  Circulate pathways to all cardiology, ED, and CV nursing staff for comments   Develop draft pathways  Assemble team and set up meeting of working group 
Progress Checklist: Short-term Goals/Activities Grand rounds/conference: Cardiology/IM  Grand rounds/conference: Emergency Dept.  Grand rounds/conference: Nursing  Circulate memo   Launch critical pathways  Finalize critical pathways 
Progress Checklist: Long-term Goals/Activities    NRMI    AHA Get With The Guidelines    ACC National Cardiovascular Data Registry    CRUSADE    GRACE    REACH    Other Monitor data: which registry? 
Question-and-Answer Session
Concluding Remarks Gregg C. Fonarow, MD Next program: Wednesday, April 19, 2006 - 3PM ET (12N PT) Topic: Preliminary Findings From the REACH Registry   Faculty: Gregg C. Fonarow, MD

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Strive Teleconf Presentation March22 2006

  • 1. CVD Critical Pathways Group 2006 Teleconferences March 22, 2006 This activity is supported by an educational grant from the Bristol-Myers Squibb/Sanofi Pharmaceuticals Partnership.
  • 2. Faculty Gregg C. Fonarow, MD Eliot Corday Professor of Medicine and Cardiovascular Science Director, Ahmanson-UCLA Cardiomyopathy Center UCLA Division of Cardiology UCLA Medical Center Los Angeles, California
  • 3. The Network for Continuing Medical Education requires that CME faculty disclose, during the planning of an activity, the existence of any personal financial or other relationships they or their spouses/partners have with the commercial supporter of the activity or with the manufacturer of any commercial product or service discussed in the activity. Disclosure Statement
  • 4. Gregg C. Fonarow, MD, has served as a consultant to and has received research support and honoraria from Bristol-Myers Squibb Company, GlaxoSmithKline, Merck & Co., Inc., Pfizer Inc, sanofi-aventis, Schering-Plough Corporation, and Scios, Inc. The team from Aurora Health Care reports no such relationships. Faculty Disclosure Statement
  • 5.
  • 6. Highlights From the American College of Cardiology 2006 Annual Scientific Session Gregg C. Fonarow, MD
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  • 10. C lopidogrel for H igh A therothrombotic R isk and I schemic S tabilization, M anagement, and A voidance (CHARISMA): Study Design Double-blind treatment up to 1040 primary efficacy events occur* Aspirin 75–162 mg o nce daily Clopidogrel 75 mg o nce daily Placebo 1 tab o nce daily Aspirin 75–162 mg o nce daily Final study visit (fixed study end date) 1-month visit 3-month visit Patients 45 years or older who are at high risk of atherothrombotic events R = randomization. N=15,603 R Bhatt DL, et al. Am Heart J . 2004;148:263-268. *Event-driven trial: primary efficacy outcome of vascular death, MI, stroke Visits every 6 months (12 m, 18 m…), and intermediate phone calls in between (15 m, 21m…) 6-month visit
  • 11. Overall Population: Primary Efficacy Outcome (MI, Stroke, or CV Death) † † First Occurrence of MI (fatal or non-fatal), stroke (fatal or non-fatal), or cardiovascular death *All patients received ASA 75-162 mg/day § The number of patients followed beyond 30 months decreases rapidly to zero and there are only 21 primary efficacy events that occurred beyond this time (13 clopidogrel and 8 placebo) Adapted with permission from Bhatt DL, et al. N Engl J Med. 2 006;354. Placebo + ASA* 7.3% Clopidogrel + ASA* 6.8% RRR: 7.1% [95% CI: -4.5%, 17.5%] P = 0.22 Months since randomization § 0 2 4 6 8 0 6 12 18 24 30 Cumulative event rate (%)
  • 12. Overall Population: Principal Secondary Efficacy Outcome (MI/Stroke/CV Death/Hospitalization) † Placebo + ASA * 17.9% Clopidogrel + ASA * 16.7% RRR: 7.7% [95% CI: 0.5%, 14.4%] P = 0.04 Cumulative event rate (%) 0 5 10 15 20 Months since randomization § 0 6 12 18 24 30 *All patients received ASA 75-162mg/day † First Occurrence of MI, Stroke, CV Death, or Hospitalization for UA, TIA, or Revascularization § The number of patients followed beyond 30 months decreases rapidly to zero and there are only 38 primary efficacy events that occurred beyond this time (23 clopidogrel and 15 placebo) Adapted with permission from Bhatt DL, et al. N Engl J Med. 2 006;354.
  • 13. Overall Population: Secondary Efficacy Results *Intention to treat analysis † First occurrence of MI (fatal or not), stroke (fatal or not), cardiovascular death (including hemorrhagic death), or hospitalization for UA, TIA, or a revascularization procedure ‡ For UA, TIA, or revascularization Bhatt DL, et al. N Engl J Med. 2006;354. 0.02 0.90 (0.82, 0.98) 957 (12.3) 866 (11.1) Hospitalization ‡ 0.05 0.80 (0.65, 0.997) 185 (2.4) 149 (1.9) Stroke 0.10 0.82 (0.66, 1.04) 160 (2.1) 132 (1.7) Ischemic Stroke 0.48 0.92 (0.74, 1.16) 159 (2.0) 147 (1.9) Myocardial Infarction 0.68 1.04 (0.87, 1.25) 229 (2.9) 238 (3.1) Cardiovascular Mortality 0.90 0.99 (0.86, 1.14) 374 (4.8) 371 (4.8) All Cause Mortality 0.04 0.92 (0.86, 0.995) 1395 (17.9) 1301 (16.7) Principal Secondary Endpoint † P value RR (95% CI) Placebo + ASA (n=7801) Clopidogrel + ASA (n=7802) Endpoint* – N (%)
  • 14. Overall Population: Safety Results *Adjudicated outcomes by intention to treat analysis ICH= Intracranial Hemorrhage Bhatt DL, et al. N Engl J Med. 2006;354. <0.001 1.62 (1.27, 2.10) 101 (1.3) 164 (2.1) GUSTO Moderate Bleeding 0.89 0.96 (0.56, 1.65) 27 (0.3) 26 (0.3) Primary ICH 0.17 1.53 (0.83, 2.82) 17 (0.2) 26 (0.3) Fatal Bleeding 0.09 1.25 (0.97, 1.61) 104 (1.3) 130 (1.7) GUSTO Severe Bleeding P value RR (95% CI) Placebo + ASA (n=7801) Clopidogrel + ASA (n=7802) Safety Outcome* – N (%)
  • 15. Primary Efficacy Results (MI/Stroke/CV Death) by Pre-Specified Entry Category Population RR (95% CI) P value Qualifying CAD, CVD or PAD 0.88 (0.77, 0.998) 0.046 (n=12,153) Multiple Risk Factors 1.20 (0.91, 1.59) 0.20 (n=3284) Overall Population* 0.93 (0.83, 1.05) 0.22 (n=15,603) 0.6 0.8 1.4 1.2 Clopidogrel Better Placebo Better 1.6 0.4 * A statistical test for interaction showed marginally significant heterogeneity ( P = 0.045) in treatment response for these pre-specified subgroups of patients Bhatt DL, et al. N Engl J Med. 2006;354.
  • 16. Primary Efficacy Results (MI/Stroke/CV Death)* by Category of Inclusion Criteria Population N RR (95% CI) P value Qualifying CV Disease 12,153 0.88 (0.77, 0.998) 0.046 Coronary 5,835 0.86 (0.71, 1.05) 0.13 Cerebrovascular 4,320 0.84 (0.69, 1.03) 0.09 PAD 2,838 0.87 (0.67, 1.13) 0.29 Multiple Risk Factors 3,284 1.20 (0.91, 1.59) 0.20 Overall Population 15,603 0.93 (0.83, 1.05) 0.22 0.6 0.8 1.4 1.2 Clopidogrel Better Placebo Better 1.6 0.4 * First occurrence of MI (fatal or not), Stroke (fatal or not), or CV Death Bhatt DL. Presented at: 55th Annual Scientific Session of the American College of Cardiology; March 12, 2006; Atlanta, Ga.
  • 17. Multiple Risk Factor Population: Secondary Efficacy Results *Intention to treat analysis † First occurrence of MI (fatal or not), stroke (fatal or not), cardiovascular death (including hemorrhagic death), or hospitalization for UA, TIA, or a revascularization procedure ‡ For UA, TIA, or revascularization Bhatt DL, et al. N Engl J Med. 2006;354. 0.55 0.93 (0.74, 1.18) 147 (9.0) 140 (8.4) Hospitalization ‡ 0.84 0.95 (0.60, 1.52) 36 (2.2) 35 (2.1) Stroke 0.73 0.91 (0.54, 1.54) 29 (1.8) 27 (1.6) Ischemic Stroke 0.45 1.19 (0.75, 1.89) 33 (2.0) 40 (2.4) Myocardial Infarction 0.01 1.74 (1.16, 2.62) 36 (2.2) 64 (3.9) Cardiovascular Mortality 0.04 1.41 (1.02, 1.95) 62 (3.8) 89 (5.4) All Cause Mortality 0.88 1.01 (0.84, 1.22) 216 (13.3) 224 (13.5) Principal Secondary Endpoint † P value RR (95% CI) Placebo + ASA (n=1625) Clopidogrel + ASA (n=1659) Endpoint* – N (%)
  • 18. Multiple Risk Factor Population: Safety Results *Adjudicated outcomes by intention to treat analysis Bhatt DL, et al. N Engl J Med. 2006;354. 0.08 1.60 (0.95, 2.71) 22 (1.4) 36 (2.2) GUSTO Moderate Bleeding 0.81 1.14 (0.38, 3.39) 6 (0.4) 7 (0.4) Primary ICH 0.38 1.71 (0.50, 5.84) 5 (0. 2) 7 (0.4) Fatal Bleeding 0.07 1.67 (0.96, 2.88) 20 (1.2) 34 (2.0) GUSTO Severe Bleeding P value RR (95% CI) Placebo + ASA (n=1625) Clopidogrel + ASA (n=1659) Safety Outcome* – N (%)
  • 19. Documented CV Disease Population: Safety Results *Adjudicated outcomes by Intention to treat analysis Bhatt DL, et al. N Engl J Med. 2006;354. <0.001 1.63 (1.23, 2.15) 79 (1.3) 128 (2.1) GUSTO Moderate Bleeding 0.65 0.87 (0.47, 1.60) 21 (0.3) 19 (0.3) Primary ICH 0.28 1.47 (0.73, 2.97) 13 (0.2) 19 (0.3) Fatal Bleeding 0.39 1.14 (0.85, 1.52) 84 (1.4) 95 (1.6) GUSTO Severe Bleeding P value RR (95% CI) Placebo + ASA (n=6091) Clopidogrel + ASA (n=6062) Safety Outcome* – N (%)
  • 20.
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  • 22. REACH
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  • 24. REACH Registry: >67,000 Patients From 5,473 Sites* in 44 Countries North America Latin America Eastern Europe Middle East Asia (incl. Japan) Australia 27,746 1,931 17,886 846 5,903 2,872 Western Europe 5,048 5,656 *Up to 15 patients/site (up to 20 in the US) Bhatt DL, et al. JAMA . 2006;295:180-189.
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  • 26. 1-Year Results: Single vs Multiple and Overlapping Atherothrombotic Locations: The Example of CAD Rates adjusted for age and risk factors *TIA, unstable angina, other ischemic arterial event including worsening of PAD Steg PG. Presented at: 55th Annual Scientific Session of the American College of Cardiology; March 12, 2006; Atlanta, Ga. (%)
  • 27. Major Endpoints as a Function of Single vs Multiple and Overlapping Locations 1 p<0.05; 2 p<0.01; 3 p<0.001 (ref class: CAD alone) 1 p<0.05; 2 p<0.01; 3 p<0.001 (ref class: CAD + CVD) *TIA, unstable angina, other ischemic arterial event including worsening of PAD Steg PG. Presented at: 55th Annual Scientific Session of the American College of Cardiology; March 12, 2006; Atlanta, Ga. Polyvascular disease Single arterial bed 26.9 (3) 7.4 4.0 1.8 3.6 (3) CAD + CVD + PAD 24.4 (1) 7.0 4.8 1.3 1.8 CVD + PAD 23.3 (3) 4.8 (3) 1.3 (3) 1.4 2.9 (2) CAD + PAD 20.0 6.4 3.7 1.6 2.0 CAD + CVD 22.0 6.0 3.1 1.5 2.4 Overall 18.2 (3) 10.0 (3) 13.3 12.8 CV death/MI/ stroke/ hospitalization 2.3 4.5 (3) 3.1 3.4 CV death/MI/stroke 0.6 3.5 (3) 0.9 1.5 Non-fatal stroke 1.0 0.5 (3) 1.4 1.2 Non-fatal MI 1.2 1.4 1.5 1.5 CV death PAD alone CVD alone CAD alone Overall
  • 28.
  • 30. Study Design – First Randomization Moderate- high risk ACS Aspirin in all clopidogrel dosing and timing per local practice Moderate-high risk unstable angina or NSTEMI undergoing an invasive strategy (N = 13,800) *Stratified by pre-angiography thienopyridine use or administration Stone GW, et al. Am Heart J . 2004;148:764-775. Angiography within 72h UFH or Enoxaparin + GP IIb/IIIa Bivalirudin + GP IIb/IIIa Bivalirudin alone R* Medical management PCI CABG
  • 31. Study Design – Second Randomization Moderate- high risk ACS Angiography within 72h Aspirin in all clopidogrel dosing and timing per local practice Moderate-high risk unstable angina or NSTEMI undergoing an invasive strategy (N = 13,800) Stone GW, et al. Am Heart J . 2004;148:764-775. Medical management PCI CABG Bivalirudin alone UFH or enoxaparin Routine upstream GPI in all pts GPI started in CCL for PCI only R Bivalirudin R Routine upstream GPI in all pts GPI started in CCL for PCI only
  • 32. Primary Endpoint Measures (ITT) 11.7% 7.3% 5.7% 5.3% 11.8% 7.7% Net clinical outcome Ischemic composite Major bleeding 30 day events (%) UFH/Enoxaparin+GPI (N=4603) Bivalirudin+GPI (N=4604) P NI < 0.0001 P Sup = 0.93 P NI = 0.007 P Sup = 0.39 P NI = 0.0001 P Sup = 0.38 UFH/Enoxaparin + GPI vs Bivalirudin + GPI Stone G. Presented at: 55th Annual Scientific Session of the American College of Cardiology; March 12, 2006; Atlanta, Ga.
  • 33. Primary Endpoint Measures (ITT) 0 1 2 11.7% 11.8% 1.01 (0.90-1.12) <0.001 0.93 Risk ratio ±95% CI Primary endpoint Net clinical outcome Ischemic composite Major bleeding Bivalirudin + IIb/IIIa better UFH/Enox + IIb/IIIa better Bival + IIb/IIIa UFH/Enox + IIb/IIIa RR (95% CI) P value (noninferior) (superior) 7.3% 7.7% 1.07 (0.92-1.23) 0.015 0.39 5.7% 5.3% 0.93 (0.78-1.10) <0.001 0.38 Upper boundary noninferiority UFH/Enoxaparin + GPI vs Bivalirudin + GPI Stone G. Presented at: 55th Annual Scientific Session of the American College of Cardiology; March 12, 2006; Atlanta, Ga.
  • 34. Primary Endpoint Measures (ITT) 11.7% 7.3% 5.7% 3.0% 10.1% 7.8% Net clinical outcome Ischemic composite Major bleeding 30 day events (%) UFH/Enoxaparin+GPI (N=4603) Bivalirudin alone (N=4612) P NI <0.0001 P Sup = 0.015 P NI = 0.011 P Sup = 0.32 P NI <0.0001 P Sup <0.0001 UFH/Enoxaparin + GPI vs Bivalirudin Alone Stone G. Presented at: 55th Annual Scientific Session of the American College of Cardiology; March 12, 2006; Atlanta, Ga.
  • 35. Primary Endpoint Measures (ITT) Bivalirudin alone better UFH/Enox + IIb/IIIa better Risk ratio ±95% CI Primary endpoint Bival alone UFH/Enox + IIb/IIIa RR (95% CI) Net clinical outcome Ischemic composite Major bleeding Upper boundary non-inferiority 11.7% 10.1% 0.86 (0.77-0.97) <0.001 0.015 7.3% 7.8% 1.08 (0.93-1.24) 0.02 0.32 5.7% 3.0% 0.53 (0.43-0.65) <0.001 <0.001 P value (non inferior) (superior) UFH/Enoxaparin + GPI vs Bivalirudin Alone 0 1 2 Upper boundary noninferiority Stone G. Presented at: 55th Annual Scientific Session of the American College of Cardiology; March 12, 2006; Atlanta, Ga.
  • 36. Components of the Ischemic Composite 7.3% 1.3% 4.9% 2.3% 2.7% 2.4% 5.0% 7.7% 1.5% 1.6% 7.8% 5.4% Ischemic composite Death Myocardial infarction Unplanned revasc for ischemia 30 day events (%) UFH/Enox+GPI (N=4603) Bivalirudin+GPI (N=4604) Bivalirudin alone (N=4612) UFH/Enoxaparin + GPI vs Bivalirudin + GPI vs Bivalirudin Alone Stone G. Presented at: 55th Annual Scientific Session of the American College of Cardiology; March 12, 2006; Atlanta, Ga. P Sup = 0.32 P Sup = 0.34 P Sup = 0.35 P Sup = 0.78
  • 37. Major Bleeding Endpoints P Sup = 0.38 P Sup < 0.0001 P Sup = 0.31 P Sup < .001 UFH/Enoxaparin + GPI vs Bivalirudin + GPI vs Bivalirudin Alone 11.8% 5.7% 11.1% 5.3% 3.0% 9.1% All major bleeding Non-CABG major bleeding (primary endpoint) 30 day events (%) Heparin+GPI (N=4603) Bivalirudin+GPI (N=4604) Bivalirudin alone (N=4612) Stone G. Presented at: 55th Annual Scientific Session of the American College of Cardiology; March 12, 2006; Atlanta, Ga.
  • 38. Conclusions: Primary Results NI = noninferiority; Sup = superiority Stone G. Presented at: 55th Annual Scientific Session of the American College of Cardiology; March 12, 2006; Atlanta, Ga. P Value Rate P Value Rate Rate Observed <0.001 Sup 3.0% 0.001 NI 5.3% 5.7% Major bleeding 0.011 NI 7.8% 0.007 NI 7.7% 7.3% Ischemic events 0.015 Sup 10.1% <0.001 NI 11.8% 11.7% Net clinical outcome Endpoint Bivalirudin alone Bivalirudin + GP IIb/IIIa UFH/Enox + GP IIb/IIIa
  • 39.
  • 41. Protocol Design STEMI < 6 h Lytic eligible Lytic choice by MD (TNK, tPA, rPA, SK) UFH 60 U / kg bolus (4000 U) Inf 12 U / kg / h (1000 U / h) Duration: at least 48 h Cont’d at MD discretion ENOX < 75 y: 30 mg IV bolus SC 1.0 mg / kg q 12 h (Hosp DC) ≥ 75 y: No bolus SC 0.75 mg / kg q 12 h (Hosp DC) CrCl < 30: 1.0 mg / kg q 24 h Double-blind, double-dummy ASA Day 30 1 ° Efficacy Endpoint: Death or Nonfatal MI 1° Safety Endpoint: TIMI Major Hemorrhage Antman EM, et al. N Engl J Med . 2006;354.
  • 42. Primary End Point (ITT) Death or Nonfatal MI Primary End Point (%) ENOX UFH Relative Risk 0.83 (0.77 to 0.90) P <0.001 Days after Randomization 9.9% 12.0% Lost to follow-up = 3 17% RRR Adapted with permission from Antman EM, et al. N Engl J Med . 2006;354.
  • 43. Major Secondary End Point Death or Nonfatal MI or Urgent Revascularization (ITT) Secondary End Point (%) Days ENOX UFH 11.7% (1199) 14.5% (1479) 5.3% 6.1% RR 0.88 (0.79 to 0.98) P =0.02 48 h UFH ENOX 280 events 19% RRR RR 0.81 (0.75 to 0.87) P <0.001 12% RRR Adapted with permission from Antman EM, et al. N Engl J Med . 2006;354.
  • 44. Death or Nonfatal MI – Day 30 Major Subgroups Adapted with permission from Antman EM, et al. N Engl J Med . 2006;354.    > Median < Median Fibrin-specific Streptokinase Prior MI No Prior MI DM No DM Other Anterior 0.5 1 2 PRIOR MI OVERALL DIABETES FIBRINOLYTIC INFARCT LOCATION ENOX Better UFH Better Relative Risk TIME TO Rx 20,479 11 23 17 21 17 20 13 18 23 12 17 Reduction In Risk (%) > 75 < 75 AGE (y) 20 6 Female Male SEX 18 16 All Interaction Tests P = NS P < 0.0001
  • 45. Bleeding Endpoints (TIMI) 30 Days UFH ENOX % Events Major Bleed (fatal + nonfatal) ICH ARD 0.7% RR 1.53 P<0.001 ARD 0.1% RR 1.27 P = 0.14 Nonfatal Major Bleed ARD 0.4% RR 1.39 P = 0.014 Antman EM, et al. N Engl J Med . 2006;354.
  • 46. Net Clinical Benefit at 30 Days 1 1.25 0.9 0.8 Death or Nonfatal MI or Nonfatal ICH Death or Nonfatal MI or Nonfatal Major Bleed Death or Nonfatal MI or Nonfatal Disabl. Stroke ENOX Better UFH Better RR UFH (%) ENOX (%) RRR (%) 12.3 10.1 18 12.8 11.0 14 12.2 10.1 17 Prespecified Definitions P <0.001 P <0.001 P <0.001 Antman EM, et al. N Engl J Med . 2006;354.
  • 47. Clinical Implication A strategy of enoxaparin is preferable to the current standard of unfractionated heparin as the antithrombin to support fibrinolysis, the most common form of reperfusion for STEMI used worldwide.
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  • 60. ISAR REACT 2: Cumulative Incidence of Death, MI, or Urgent TVR Adapted with permission from Kastrati A, et al. JAMA . 2006;295. Published online March 13, 2006. 20 15 10 5 0 0 5 10 15 20 25 30 Days After Randomization Cumulative Rate of Primary End Point, % Placebo Group Abciximab Group Log-Rank P =.03
  • 61. ISAR REACT 2: 30-Day Ischemic Events Abbreviations: CI, confidence interval; MI, myocardial infarction; RR, relative risk. Adapted with permission from Kastrati A, et al. JAMA . 2006;295. Published online March 13, 2006. No. (%) 0.64 (0.25-1.63) 11 (1.1) 7 (0.7) PCI 2.99 (0.24-157) 1 (0.1) 3 (0.3) Aortocoronary bypass surgery 0.83 (0.36-1.92) 12 (1.2) 10 (1.0) Urgent target vessel revascularization 0.78 (0.36-1.72) 14 (1.4) 11 (1.1) Q-wave MI 0.77 (0.59-1.02) 106 (10.5) 82 (8.1) MI 0.69 (0.32-1.47) 16 (1.6) 11 (1.1) Death 0.75 (0.57-0.97) 116 (11.5) 87 (8.6) Death or MI 0.75 (0.58-0.97) 120 (11.9) 90 (8.9) Death, MI, or urgent target vessel revascularization RR (95% CI) Placebo (n=1010) Abciximab (n=1012) Event
  • 62. ISAR REACT 2: Cumulative Incidence of Death, MI, or Urgent TVR in Subsets With and Without Elevated Troponin Levels (>0.03 µg/L) Adapted with permission from Kastrati A, et al. JAMA . 2006;295. Published online March 13, 2006. 20 15 10 5 0 0 5 10 15 20 25 30 Days After Randomization Cumulative Rate of Primary End Point, % Placebo Group Abciximab Group Troponin >0.03 µg/L Log-Rank P = .02 Troponin < 0.03 µg/L Log-Rank P = .98
  • 63. ISAR REACT 2: 30-Day Incidence and Relative Risk of Death, MI, or Urgent TVR in Subgroups Error bars indicate 95% confidence intervals. Adapted with permission from Kastrati A, et al. JAMA . 2006;295. Published online March 13, 2006. Abciximab Placebo All Participants 90/1012 (8.9) 120/1010 (11.9) Troponin Level >0.03 µg/L 67/513 (13.1) 98/536 (18.3) ≤ 0.03 µg/L 23/499 (4.6) 22/474 (4.6) Clopidogrel Pretreatment Duration >3 h 27/475 (5.7) 35/461 (7.6) ≤ 3 h 63/537 (11.7) 85/549 (15.5) Diabetes Yes 26/252 (10.3) 32/284 (11.3) No 64/760 (8.4) 88/726 (12.1) Primary End Point, No. of Events/Total No. (%) 0.4 1 2 Relative Risk
  • 64. ISAR-REACT 2 Trial: Secondary Endpoint In-hospital Major and Minor Bleeding (%) p=NS Kastrati A, et al. JAMA . 2006;295. Published online March 13, 2006.
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  • 69. ASTEROID: Example of Regression of Atherosclerosis in a Patient in the Trial Adapted with permission from Nissen S, et al. JAMA . 2006;295. Published online March 13, 2006.
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  • 75. Relationship Between Mean LDL-C Levels and Median Change in % Atheroma Volume for Several Intravascular Ultrasound Trials Adapted with permission from Nissen S, et al. JAMA . 2006;295. Published online March 13, 2006. REVERSAL Pravastatin CAMELOT Placebo A-Plus Placebo REVERSAL Atorvastatin ASTEROID Rosuvastatin r 2 = 0.97 P <.001
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  • 78. Featured Institution Aurora Health Care Milwaukee, Wisconsin
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  • 80. Progress Checklist: Immediate Goals Circulate discharge plan and other tools to all cardiology, ED, and CV nursing staff for comments  Circulate pathways to all cardiology, ED, and CV nursing staff for comments  Develop draft pathways  Assemble team and set up meeting of working group 
  • 81. Progress Checklist: Short-term Goals/Activities Grand rounds/conference: Cardiology/IM  Grand rounds/conference: Emergency Dept.  Grand rounds/conference: Nursing  Circulate memo  Launch critical pathways  Finalize critical pathways 
  • 82. Progress Checklist: Long-term Goals/Activities  NRMI  AHA Get With The Guidelines  ACC National Cardiovascular Data Registry  CRUSADE  GRACE  REACH  Other Monitor data: which registry? 
  • 84. Concluding Remarks Gregg C. Fonarow, MD Next program: Wednesday, April 19, 2006 - 3PM ET (12N PT) Topic: Preliminary Findings From the REACH Registry Faculty: Gregg C. Fonarow, MD