Baseline characteristics
| Variables | Number (n=93) | Percentage |
|---|---|---|
| Age: | ||
| ≤50 years | 31 | 33.3 |
| >50 years | 62 | 66.7 |
| Gender: | ||
| Male | 40 | 43.0 |
| Female | 53 | 57.0 |
| Reason for admission: | ||
| Respiratory | 20 | 21.5 |
| Gastrointestinal | 14 | 15 |
| Neurological | 12 | 12.9 |
| Chest pain | 12 | 12.9 |
| Cardiac (cardiac failure, arrhythmias) | 9 | 9.7 |
| Renal | 4 | 4.3 |
| Sepsis | 3 | 3.2 |
| Thrombo-embolic | 3 | 3.2 |
| Orthopedic | 3 | 3.2 |
| Others | 13 | 14 |
| Smoking: | ||
| Never smoked | 36 | 38.7 |
| Ex-smoker | 30 | 32.3 |
| Current smoker | 27 | 29.0 |
| BMI: | ||
| Normal (18.5–24.9) | 15 | 16.1 |
| Overweight (25–29.9) | 29 | 31.2 |
| Obese (≥30) | 49 | 52.7 |
| Comorbidities: | ||
| Hypertension | 36 | 38.7 |
| Arrhythmias | 14 | 15.1 |
| Diabetes | 17 | 18.3 |
| Ischaemic heart disease | 7 | 7.5 |
| Chronic kidney disease | 8 | 8.6 |
| Snoring | 60 | 64.5 |
| Tiredness | 20 | 21 |
| Observed apnoeas | 58 | 62.4 |
| Increased neck circumference | 48 | 51.6 |
| STOPBANG: | ||
| Negative (<3) | 25 | 26.9 |
| Positive (≥3) | 68 | 73.1 |
| ESS score: | ||
| Negative (<11) | 74 | 79.6 |
| Positive (≥11) | 19 | 20.4 |
BMI = body mass index; ESS = Epworth sleepiness score; STOPBANG = loud snoring, tiredness, observed apnoea, high blood pressure, body mass index, age, neck circumference and gender