TABLE 3.
The performance of criteria and its components to identify obstructive sleep apnea (OSA)
| Sensitivity, % | Specificity, % | AUC (95% CI) | |
|---|---|---|---|
| Criteria | 59 | 60 | 0.57 (0.55–0.59) |
| Patterns | 50 | 47 | 0.49 (0.46–0.51) |
| Events | 58 | 55 | 0.59 (0.57–0.61) |
| SaO2 | 57 | 59 | 0.55 (0.53–0.57) |
| ODI | 60 | 63 | 0.64 (0.62–0.66) |
| RA tracings | 67 | 67 | 0.59 (0.55–0.63) |
| O2 tracings | 59 | 62 | 0.61 (0.56–0.65) |
ODI Oxygen desaturation index; O2 Ability of criteria to detect OSA in the 30 patients using their usual long-term oxygen therapy; RA Ability of criteria to detect OSA in 29 patients on room air; SaO2 Arterial oxygen saturation