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PRIMIS: A Mine of Information

PRIMIS: A Mine of Information. Dr Pete Horsfield and Sheila Teasdale. Background. Data extraction over 4 years Data quality Coronary heart disease Diabetes Asthma Severe mental illness Hypertension 4000 practices 26.5 million patient records Primary focus on data quality

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PRIMIS: A Mine of Information

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  1. PRIMIS: A Mine of Information Dr Pete Horsfield and Sheila Teasdale

  2. Background • Data extraction over 4 years • Data quality • Coronary heart disease • Diabetes • Asthma • Severe mental illness • Hypertension • 4000 practices • 26.5 million patient records • Primary focus on data quality • Scope for improving analysis and presentation? • Scope for alternative uses?

  3. Issues • Data quality • Possible to measure? • Selection bias • Service imperative vs ‘research’ imperative • Query amendment • Asynchrony • Adding value

  4. Comparative prevalence of CHD in 2002 and 2003

  5. % Treatment with aspirin

  6. % Treatment with statins

  7. % No aspirin or statin

  8. % Recording of serum cholesterol < 1 year

  9. % BP recording in last year

  10. Diabetes prevalence 2003

  11. Diabetes: HbA1c < 1 year

  12. Diabetes: Latest HbA1c <= 7.5 in last year

  13. Diabetes: BP record in last year

  14. Diabetes: Latest BP < 140/85 in last year

  15. PRIMIS: A mine of information The Data Quality Aspect Sheila Teasdale PRIMIS Service Director

  16. Issues and challenges • Data quality • Possible to measure? • Selection bias • Service imperative vs ‘research’ imperative • Query amendment • Asynchrony • Scope for improving analysis and presentation? • Scope for alternative uses?

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