Table 3.
Sensitivity, specificity, and diagnostic odds ratio of all models in the internal cohort
| Model and diagnosis | Sensitivity % (range) | Specificity % (range) | Diagnostic odds ratio (range) |
|---|---|---|---|
| Combined | |||
| Pneumonia | 81 (71–85) | 60 (50–70) | 5.79 (4.90–6.42) |
| Heart failure | 62 (53–71) | 83 (76–85) | 7.85 (5.61–10.20) |
| COPD | 68 (44–81) | 94 (93–97) | 37.00 (20.50–54.80) |
| Image | |||
| Pneumonia | 65 (60–78) | 69 (55–75) | 4.28 (3.96–4.64) |
| Heart failure | 52 (41–67) | 86 (80–87) | 6.71 (4.65–9.42) |
| COPD | 41 (12–54) | 97 (95–99) | 21.60 (13.40–29.80) |
| EHR | |||
| Pneumonia | 64 (63–84) | 69 (56–73) | 4.04 (3.42–6.83) |
| Heart failure | 56 (45–67) | 85 (79–88) | 7.35 (5.91–7.74) |
| COPD | 29 (4–48) | 98 (96–100) | 18.00 (10.90–25.00) |
Note: Sensitivity, specificity, and diagnostic odd ratio are calculated at a PPV of 0.5 for the internal cohort based on physician chart review.
COPD: chronic obstructive pulmonary disease.