Table 3.
Sensitivities, specificities, PPV, NPV, LR+, LR− and overall accuracies of the Berlin, STOP and STOP-BANG Questionnaires for prediction of significant SDB as defined by: model A: AHI ≥5 events/h; model B: ≥15 events/h
| Sensitivity | Specificity | PPV | NPV | LR+ | LR− | Accuracy (%) | |
|---|---|---|---|---|---|---|---|
| Model A | |||||||
| Berlin | 0.93 (0.85 to 0.97) | 0.06 (0.01 to 0.21) | 0.75 (0.66 to 0.83) | 0.22 (0.03 to 0.60) | 0.99 | 1.15 | 71 |
| STOP | 0.97 (0.91 to 0.99) | 0.16 (0.05 to 0.33) | 0.78 (0.69 to 0.85) | 0.62 (0.24 to 0.91) | 1.15 | 0.20 | 77 |
| STOP-BANG | 0.95 (0.88 to 0.98) | 0.30 (0.15 to 0.49) | 0.81 (0.72 to 0.88) | 0.64 (0.35 to 0.87) | 1.35 | 0.18 | 79 |
| Model B | |||||||
| Berlin | 0.94 (0.85 to 0.99) | 0.08 (0.03 to 0.17) | 0.44 (0.35 to 0.53) | 0.67 (0.30 to 0.92) | 1.03 | 0.66 | 46 |
| STOP | 0.98 (0.90 to 1.00) | 0.10 (0.04 to 0.19) | 0.45 (0.36 to 0.54) | 0.88 (0.47 to 1.00) | 1.09 | 0.19 | 48 |
| STOP-BANG | 1.00 (0.94 to 1.00) | 0.21 (0.12 to 0.32) | 0.50 (0.41 to 0.60) | 1.00 (0.77 to 1.00) | 1.26 | 0.00 | 56 |
Data presented with 95% CIs.
AHI, apnoea hypopnoea index; LR+, likelihood ratios positive; LR−, likelihood ratios negative; NPV, negative predictive values; PPV, positive predictive values; SDB, sleep disordered breathing.