Quality of life, sleep quality and mood indices between CPAP and PT
| CPAP | PT | Adjusted mean difference* | P value | |
| SF36 (median, IQR) | ||||
| Physical functioning | 80.6±18.9 | 77.1±22.7 | −4.6 (−9.2 to 0.1) | 0.055 |
| Role limitations due to physical health | 73.1±39.4 | 64.4±41.6 | −9.6 (−21.6 to 2.4) | 0.114 |
| Role limitations due to emotional problems | 84.2±32.1 | 77.5±38.0 | −6.6 (−15.4 to 2.2) | 0.135 |
| Energy/fatigue | 54.0±18.2 | 49.4±19.4 | −6.0 (−11.4 to −0.6) | 0.030 |
| Emotional well-being | 73.1±17.2 | 70.4±14.3 | −3.3 (−7.7 to 1.1) | 0.137 |
| Social functioning | 77.3±21.5 | 77.2±20.8 | −1.1 (−6.5 to 4.3) | 0.681 |
| Pain | 74.8±22.6 | 74.1±24.6 | −1.8 (−7.1 to 3.5) | 0.505 |
| General health | 55.4±20.2 | 53.4±17.6 | −2.4 (−6.9 to 2.0) | 0.273 |
| FOSQ | 17.5±2.0 | 16.9±2.3 | −0.7 (−1.5 to 0.03) | 0.061 |
| PSQI | 6.3±2.2 | 6.4±2.9 | 0.3 (−0.3 to 0.9) | 0.305 |
| DASS21 | ||||
| Depression | 3.2±2.8 | 4.1±3.2 | 1.0 (0.1 to 2.0) | 0.029 |
| Anxiety | 4.5±3.3 | 4.2±3.1 | −0.3 (−1.0 to 0.5) | 0.505 |
| Stress | 5.4±4.0 | 6.0±4.3 | 0.7 (−0.5 to 1.8) | 0.245 |
Treatment adherence after 8 weeks of device use.
*Multivariate model was adjusted to gender, age, race, BMI, randomisation sequence, baseline ESS, baseline AHI, device’s adherence, baseline of the respective outcome measure and device*randomisation sequence.
AHI, Apnoea-Hypopnoea Index; BMI, body mass index; CPAP, Continuous Positive Airway Pressure; DASS21, Depression Anxiety Stress Scale 21; ESS, Epworth Sleepiness Scale; FOSQ, Functional Outcomes of Sleep Questionnaire; PSQI, Pittsburgh Sleep Quality Index; PT, positional therapy; SF-36, 36-item Short Form survey.