Table 5.
Predictive parameters for the ESS, Berlin, STOP-Bang questionnaires for OSA in patients with and without comorbidities
| Variables | ESS (%) | Berlin (%) | STOP-Bang (%) |
|---|---|---|---|
| No comorbidity (n=362) | |||
| Sensitivity | 47.9 | 84.6 | 96.6 |
| Specificity | 63.2 | 42.1 | 21.1 |
| PPV | 91.7 | 92.6 | 91.3 |
| NPV | 12.4 | 24.2 | 42.1 |
| Hypertension (n=389) | |||
| Sensitivity | 52.1 | 94.5 | 99.5 |
| Specificity | 45.8 | 8.3 | 4.2 |
| PPV | 93.6 | 94 | 94 |
| NPV | 5.9 | 9.1 | 33.3 |
| DM (n=237) | |||
| Sensitivity | 56.5 | 91.9 | 100 |
| Specificity | 42.9 | 21.4 | 0 |
| PPV | 94 | 94.9 | 94.1 |
| NPV | 5.8 | 14.3 | 0 |
| CAD (n=124) | |||
| Sensitivity | 55.6 | 89.7 | 99.5 |
| Specificity | 57.1 | 0 | 4.2 |
| PPV | 95.6 | 93.8 | 94 |
| NPV | 7.1 | 0 | 33.3 |
| COPD (n=90) | |||
| Sensitivity | 52.4 | 92.9 | 100 |
| Specificity | 83.3 | 33.3 | 16.7 |
| PPV | 97.8 | 95.1 | 94.4 |
| NPV | 11.1 | 25 | 100 |
| Asthma (n=84) | |||
| Sensitivity | 55.1 | 92.3 | 97.4 |
| Specificity | 33.3 | 16.7 | 0 |
| PPV | 91.5 | 93.5 | 92.7 |
| NPV | 5.4 | 14.3 | 0 |
ESS: Epworth Sleepiness Scale; PPV: positive predictive value; NPV: negative predictive value; DM: Diabetes mellitus; CAD: Coronary artery disease; COPD: Chronic obstructive pulmonary disease