Table 3 Prevalence of OSA and OHS.
 | Frequency | Prevalence (95% CI) |
---|---|---|
Obstructive sleep Apnoea (OSA) | 637/674 | 94.5% (92.7–96.3%) |
Obesity Hypoventilation syndrome (OHS) (excluded those unwilling for ABG) | 34/587 | 5.8% (3.9 − 7.7%) |
OHS among OSA (excluded those unwilling for ABG) | 32/550 | 5.8% (4 − 7.6%) |
OHS among those without OSA | 2/37 | 5.4% (3.7 − 7.1%) |
OHS among obese Sleep Disordered Breathing | 34/259 | 13.1% (8.9 − 17.3%) |
OHS among obese OSA | 32/250 | 12.8% (8.6 − 17%) |
OSA among OHS | 32/34 | 94.1% (92.3 − 96%) |
Prevalence of OSA among Obese (BMI ≥ 30 kg/m2) | 337/346 | 97.4% (96.2- 98.6%) |
Prevalence of OSA among Non-Obese (BMI < 30 kg/m2) | 300/328 | 91.5% (89.4 − 93.6%) |