Table 3.
Selected sensitivities and positive predictive values of data from electronic patient records
| Data | Sensitivity (%) | Positive predictive value (%) |
|---|---|---|
| Prescribing | ||
| Nazareth et al 15 | 100 | 100 |
| Pringle et al 18 | 100 | 100 |
| Scobie et al 47 | 93 | — |
| Jick et al 12 | 95 | — |
| Martin 31 | 95 | — |
| Njalsson and Sigurdsson 51 | 96-58 | — |
| Referral | ||
| Jick et al 12 | 93 | — |
| Consultation | ||
| Nazareth et al 15 | 74 | — |
| Neal et al 50 | 95-99 | — |
| Scobie et al 47 | 91 | — |
| Coronary heart disease | ||
| Hassey et al 29 | 95 | 97 |
| Van Staa and Abenhaim 19 | 93 | 100 |
| Angina | ||
| Whitelaw et al 20 | 40 | 100 |
| Myocardial infarction | ||
| Whitelaw et al 20 | 100 | 100 |
| Van Staa and Abenhaim 19 | 89 | 85 |
| Diabetes | ||
| Whitelaw et al 23 | 100 | 100 |
| Van Staa and Abenhaim 19 | 67-96 * | — |
| Whitelaw et al 23 | 74 | — |
| Van Staa and Abenhaim 19 | 91 | 99 |
| Hassey et al 29 | 98 | 99 |
| Schizophrenia | ||
| Nazareth et al 15 | 88, 71 † | 71, 81 † |
| Depression | ||
| Van Staa and Abenhaim 19 | 100 | 100 |
| Whitelaw et al 20 | 89 | 100 |
| Life style—smoking | ||
| Pringle et al 18 | 52 | — |
| Scobie et al 47 | 61 | — |
| Van Staa and Abenhaim 19 | 95 | — |
| Life style—alcohol | ||
| Pringle et al 18 | 37 | — |
| Scobie et al 47 | 62 | — |
| Van Staa and Abenhaim 19 | 97 | — |
| Socioeconomic data | ||
| Scobie et al 47 | 26 | — |
| Summary of all conditions considered | ||
| Hassey et al 29 | 87 | 96 |
| Whitelaw et al 20 | 75 | 100 |
| Pringle et al 18 | 55 | — |
| Jick et al 12 | 87 | — |
| Jick et al 17 | 96 | — |
Dependent on time of diagnosis.
Different definitions of diagnostic status.