Diagnostic properties of B-natriuretic peptide concentrations for detecting abnormal ventricular function*
| Cut points (pg/ml) | Sensitivity (95% CI) | Specificity (CI) | +LR | –LR |
|---|---|---|---|---|
| *Diagnostic terms defined in glossary; CIs and LRs calculated from data in article. | ||||
| 345 | 36% (30 to 42) | 99% (96 to 100) | 36.00 | 0.65 |
| 160 | 65% (59 to 71) | 99% (97 to 100) | 65.00 | 0.35 |
| 110 | 75% (69 to 80) | 98% (94 to 99) | 37.50 | 0.26 |
| 75 | 85% (80 to 89) | 97% (93 to 99) | 28.33 | 0.15 |
| 62 | 89% (84 to 92) | 90% (85 to 94) | 8.90 | 0.12 |
| 49 | 91% (87 to 94) | 82% (74 to 87) | 5.06 | 0.11 |