1. Dr Michael Mair Timaru Eye Clinic New Zealand Sydney 24-25 April Health IT Standards

21. Healthcare 2010 Matrix From Gartner’s Healthcare Accountability for Payment Structured Data Standards Sydney 24-25 April Timaru Eye Clinic

22. All stakeholders would benefit from Structured Data standards Under both centralized and user pays models, Healthcare provision gets more rational and fairer with structured data standards Sydney 24-25 April Timaru Eye Clinic

24. … into this

31. Growth of SNOMED (from www.SNOMED.org) Sydney 24-25 April Timaru Eye Clinic

37. ENV13606 a practical generic EHCR Standard Are types of 1 contains 1..* Are types of 1..* Various specialised types of data item Sydney 24-25 April Timaru Eye Clinic EHCR original component complex record component link item data item folder composition headed section cluster

47. Why Health Level “Seven”? 1 Physical 2 Data Link 3 Network 4 Transport 6 Presentation 5 Session 7 Application Sydney 24-25 April Timaru Eye Clinic Communication Function

53. Outline of the RIM--Pattern Recognition form_cd dose_qty route_cd Medication value Observation type_cd sequence_nbr priority_nbr Act_Rel’ship 1 1 0..* 0..* 1 0..* 0..* 0..1 0..* 0,1 0..* 1 1 0..* 1 0..* form_cd handling_cd danger_cd Material birthdate_tmr Living_subject ... ... Sydney 24-25 April Timaru Eye Clinic id type_cd mood_cd status_cd activity_time confid’y_cd Act id type_cd qty Entity id type_cd effective_tmr Role_rel’ship type_cd effect’_tmr addr Role type_cd tmr signature_cd Participation

58. The CDA Document A CDA document is comprised of a header, referred to as the “CDA Header ", and a body referred to as the “CDA Level One Body ". Sydney 24-25 April Timaru Eye Clinic

63. Relationship to HL7 messages A CDA document is a defined and persistent information object that can exist outside of a messaging context and/or can be a payload within an HL7 message. Sydney 24-25 April Timaru Eye Clinic

64. CDA Schematic Clinical Document Sydney 24-25 April Timaru Eye Clinic

68. CEN/TC251 EN 13606 EHRCOM Experiences from several organisations will be used: Industry, HL7, GEHR, Synapsis. Industries, Universities, Organisations Sydney 24-25 April Timaru Eye Clinic

83. RESULTS-RDF SCHEMA OUTLINE Class structure of schema in Protege First 35 lines of XML schema (out of >1500) Sydney 24-25 April Timaru Eye Clinic

85. SCHEMA-BASED MACHINE INFERENCE: “ NVD > 1/3 DA ” + “ VH ”=“HIGH RISK PROLIFERATIVE RETINOPATHY” => LASER REQUIRED Sydney 24-25 April Timaru Eye Clinic

88. The Ultimate Goal - The Web as universal knowledge base Sydney 24-25 April Timaru Eye Clinic

94. THANK YOU FOR YOUR ATTENTION ! Sydney 24-25 April Email: mikemair@ihug.co.nz Timaru Eye Clinic