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Veterans Health Administration Data Registry

Veterans Health Administration Data Registry. Gregg Seppala Data Administrator Veterans Health Administration Gregg.Seppala@med.va.gov. Presentation for the ISO/IEC Open Forum on Metadata Registries Santa Fe, NM January 18, 2000. VHA profile: population. 25.6 million veterans

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Veterans Health Administration Data Registry

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  1. Veterans Health Administration Data Registry Gregg Seppala Data Administrator Veterans Health Administration Gregg.Seppala@med.va.gov Presentation for the ISO/IEC Open Forum on Metadata Registries Santa Fe, NM January 18, 2000

  2. VHA profile: population • 25.6 million veterans • Used by more than 40% of service-connected and low income veterans VHA Metadata Registry

  3. VHA profile: resources • $18.3 billion budget • 215,468 employees VHA Metadata Registry

  4. VHA profile: facilities Health care facilities in 50 states, District of Columbia, and Puerto Rico • 172 medical centers • 551 ambulatory care & community-based outpatient clinics • 131 nursing homes • 40 domiciliaries • 73 comprehensive home care programs VHA Metadata Registry

  5. VHA profile: services provided VHA provides health care services to 3.6 million individuals in a year • 750,000 hospital patients • 106,000 nursing home patients • 25,000 domiciliary patients • 35.8 million outpatient clinic visits VHA Metadata Registry

  6. VHA profile: I.T. environment • 142 VISTA implementations • 92 national databases • 22 Veterans Integrated Service Networks • 5 “value added” data provider organizations • Data holdings stretch back 20+ years VHA Metadata Registry

  7. VHA CDR – origins • December 1997 presentation on Australian Health Information Knowledgebase at a Data Registry Coalition meeting • October 1998 Corporate Data Registry included in the VHA Information Technology Architecture • March 2000 VHA CDR begins operation VHA Metadata Registry

  8. VHA CDR – goals • Reduce amount of unnecessary duplicate data in corporate databases • Increase awareness and understanding of inventory of data kept in corporate databases • Reduce time to access and identify information about data in corporate databases • Provide a central data element resource for software development projects VHA Metadata Registry

  9. VHA CDR – user types • Data users • Application developers • Standards developers • CDR administrators VHA Metadata Registry

  10. VHA CDR – data classes VHA Metadata Registry

  11. Candidate Data Standards Logical Data Model Business Analyst/SME Application Developers Metadata Collection CDR Production CDR Extractsfrom Data Dictionaries Request Approval Data Standard Developers CDR Administrators Populating the data registry Information Missing Metadata Production Version JADProcess Data Standards Process

  12. Data standardization process Responsible Submitting Approval Organization Organization Authority Candidate Draft Standard Corporate Data Registry VHA Metadata Registry

  13. CDR menu – data element • Query metadata • Keyword • System • Responsible authority • Data element name • Ad hoc reports • Download records VHA Metadata Registry

  14. CDR menu – maintenance • Add metadata • Automated population via extracts from data dictionaries and data models • Manual entry via JAD session • Update metadata • Version metadata • Link standardized data with aliases • Gather user feedback VHA Metadata Registry

  15. Participant Participant Participant Participant Participant Participant JAD Session Leader Updates Information CDR menu – JAD • Reference information stored in registry • Reconcile on-line discrepancies and vote • Document results in centralized place, reuse VHA Metadata Registry

  16. CDR menu – standardization • Responsible Organization • Pick list of data elements with status = “draft” • Edit screen to verify/update data and change status to “candidate” • Send for approval • Approval Authority • Pick list of of data elements with status = “candidate” • Approve or reject VHA Metadata Registry

  17. VHA CDR – current status • Version 1.0 begins operation in Q1 2000 • 48 metadata attributes • 210 standard data elements • Estimated 3000 to 5000 data elements from operational systems (aliases) VHA Metadata Registry

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