Table 1.
Anthropometric, sleep, and blood pressure data in 2677 adults attending sleep clinic
| Variable | No | Mean (SD) | Range |
|---|---|---|---|
| Age (years) | 2677 | 48.6 (12.6) | 20-85 |
| Height (cm) | 2674 | 170.5 (9.4) | 122-200 |
| Weight (kg) | 2674 | 88.8 (21.2) | 43-211 |
| Body mass index (kg/m2) | 2674 | 30.5 (6.8) | 15.9-68.9 |
| Neck circumference (cm) | 2645 | 40.4 (4.5) | 29-59 |
| Hip circumference (cm) | 1921 | 108.0 (13.8) | 74-180 |
| Waist circumference (cm) | 1920 | 103.3 (17.0) | 41-186 |
| Waist:hip ratio | 1917 | 0.95 (0.08) | 0.53-1.24 |
| Pack years of smoking | 2607 | 12.5 (18.4) | 0-150 |
| Apnoea-hypopnoea index | 2675 | 21.8 (24.9) | 0-152.6 |
| Nadir nocturnal oxygen saturation (%) | 2674 | 80.1 (12.9) | 10-96.8 |
| Mean nocturnal oxygen saturation (%) | 2673 | 92.0 (3.5) | 54-99 |
| Morning systolic blood pressure (mm Hg) | 2677 | 123.3 (18.6) | 75-220 |
| Morning diastolic blood pressure (mm Hg) | 2677 | 73.0 (11.1) | 28-122 |