Sensitivity and Specificity of Blood Pressure Screening Strategies
| Strategy | Hypertension | Sensitivity, % (95% CI) | Specificity, % (95% CI) | |
|---|---|---|---|---|
| Yes (Cases) | No (Controls) | |||
| Typical practice (all visits) | ||||
| Positive | 68 | 110 | 100 (92.2-100) | 70.4 (65.5-75.0) |
| Negative | 0 | 262 | ||
| Limited strategy (annual screening) | ||||
| Positive | 63 | 67 | 92.6 (83.7-97.6) | 82.0 (77.7-85.8) |
| Negative | 5 | 305 | ||