Table 1.
Demographic And General Information. WASO Reflects The Duration Of Wakefulness Occurring After Defined Sleep Onset
| Variable Total (n=38) | Mean ± SD/n (%) | |
|---|---|---|
| Age at onset (years) | 17.7 ± 5.6 | |
| Age at recruitment (years) | 24.3 ± 8.6 | |
| Age at the end of the study (years) | 34.5 ± 11.8 | |
| Body mass index (kg/m2) | 33.3 ± 6 | |
| Males | 27 (71.1%) | |
| Smokers | 4 (10.5) | |
| Educational level (High school and more) | 32 (84.2) | |
| Comorbid obstructive sleep apnea | 18 (47.4) | |
| Restless legs syndrome | 0 (0) | |
| PSG findings at presentation | ||
| Sleep efficiency (%) | 81 ± 11.2 | |
| Arousal index (arousals/h) | 20.4 ± 14.5 | |
| Apnea hypopnea index (events/h) | 10.6 ± 13.9 | |
| WASO (min) | 5.9 ± 11.1 | |
| MSLT findings at presentation | ||
| Sleep latency (min) | 2.1 ± 2.9 | |
| SOREM periods | 3.6 ± 0.7 | |
Abbreviations: SD, standard deviation; PSG, polysomnography; WASO, wake after sleep onset; MSLT, multiple sleep latency test; SOREM, sleep-onset rapid eye movement.