Baseline patient characteristics before CPAP treatment
| Subtherapeutic CPAP (n = 112) | Therapeutic CPAP(n = 108) | |
|---|---|---|
| Values are mean (SD). | ||
| CPAP, continuous positive airway pressure; ESS, Epworth Sleepiness Score. | ||
| *p<0.005. | ||
| Age (years) | 49.1 (10.3) | 49.7 (10.3) |
| Body mass index (kg/m2) | 35.9 (6.3) | 35.6 (7.6) |
| Oxygen saturation dips >4% (per hour of sleep) | 38.5 (20.3) | 38.9 (21.1) |
| CPAP compliance (hours per night) | 4.1 (2.4) | 5.0 (1.9)* |
| Baseline ESS | 16.2 (3.3) | 16.3 (3.3) |