Age, years | 44.0±11.2 |
Male gender, n (%) | 29 (72.5%) |
Race, n (%) | |
Chinese | 29 (72.5%) |
Malay | 7 (17.5%) |
Indian | 3 (7.5%) |
Others | 1 (2.5%) |
BMI, kg/m2 | 26.1±3.3 |
Neck circumference, cm | 38.0±3.3 |
ESS | 12.1±2.6 |
Comorbidities, n (%) | |
Hypertension | 8 (20.0%) |
Hyperlipidaemia | 12 (30.0%) |
Diabetic mellitus | 3 (7.5%) |
Heart disease* | 2 (5.0%) |
Cerebrovascular disease | 0 (0.0%) |
Depression | 1 (2.5%) |
Medications, n (%) | |
Antihypertensive agent | 7 (17.5%) |
Antidiabetic agent | 3 (7.5%) |
Antidepressant | 1 (2.5%) |
PSG parameters (mean) | |
Total AHI | 23.4±15.5 |
Supine AHI | 37.9±21.2 |
Non supine AHI | 3.5±3.1 |
3% ODI | 12.1±14.9 |
% Total sleep time < 90% | 2.4 ± 6.3 |
Quality of life, sleep quality and mood assessment | |
SF36 | |
Physical functioning | 78.5±20.9 |
Role limitations due to physical health | 72.5±37.0 |
Role limitations due to emotional problems | 74.2±34.2 |
Energy / fatigue | 44.9±12.9 |
Emotional well-being | 71.8±15.3 |
Social functioning | 70.9±22.9 |
Pain | 73.8±23.2 |
General health | 54.5±14.4 |
FOSQ | 16.3±1.6 |
PSQI | 7.1±3.0 |
DASS21 | |
Depression | 3.7±2.1 |
Anxiety | 4.5±2.8 |
Stress | 5.7±3.2 |
*1 patient had atrial fibrillation, 1 had coronary artery disease
AHI, Apnoea-Hypopnoea Index; BMI, body mass index; DASS21, Depression Anxiety Stress Scale 21; ESS, Epworth Sleepiness Scale; FOSQ, Functional Outcomes of Sleep Questionnaire; ODI, Oxygen Desaturation Index; PSG, polysomnogram; PSQI, Pittsburgh Sleep Quality Index; SF-36, 36-item Short Form survey.