Mean (SE) characteristics of study subjects
| Men | Women | |
|---|---|---|
| Age (years) | 36 (3) | 37 (3) |
| Epworth sleepiness score | 5 (0.9) | 5 (1.0) |
| Body mass index (kg/m2) | 25 (0.6) | 25 (0.6) |
| Weight (kg) | 81 (3) | 67 (2)1-150 |
| Body fat (%) | 17 (1.4) | 33 (1.2)** |
| Body fat mass (kg) | 14 (1.3) | 22 (1.1)** |
| Body fat-free mass (kg) | 68 (3) | 45 (2)** |
| Neck circumference (cm) | 38 (0.5) | 33 (0.4)** |
↵1-150 p<0.01; **p<0.001.