Table 3

Quality of life, sleep quality and mood indices between CPAP and PT

CPAPPTAdjusted mean difference*P value
SF36 (median, IQR)
 Physical functioning80.6±18.977.1±22.7−4.6 (−9.2 to 0.1)0.055
 Role limitations due to physical health73.1±39.464.4±41.6−9.6 (−21.6 to 2.4)0.114
 Role limitations due to emotional problems84.2±32.177.5±38.0−6.6 (−15.4 to 2.2)0.135
 Energy/fatigue54.0±18.249.4±19.4−6.0 (−11.4 to −0.6)0.030
 Emotional well-being73.1±17.270.4±14.3−3.3 (−7.7 to 1.1)0.137
 Social functioning77.3±21.577.2±20.8−1.1 (−6.5 to 4.3)0.681
 Pain74.8±22.674.1±24.6−1.8 (−7.1 to 3.5)0.505
 General health55.4±20.253.4±17.6−2.4 (−6.9 to 2.0)0.273
FOSQ17.5±2.016.9±2.3−0.7 (−1.5 to 0.03)0.061
PSQI6.3±2.26.4±2.90.3 (−0.3 to 0.9)0.305
DASS21
 Depression3.2±2.84.1±3.21.0 (0.1 to 2.0)0.029
 Anxiety4.5±3.34.2±3.1−0.3 (−1.0 to 0.5)0.505
 Stress5.4±4.06.0±4.30.7 (−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.