Table 2 The prevalence of sleep symptoms
|  | N = 342 |
|---|---|
Experience any sleep symptoms | 66.4% (227) |
 Difficulty falling asleep | 12.6% (43) |
 Waking during the night and not being able to get back to sleep | 12.3% (42) |
 Waking up several times during the night | 13.2% (45) |
 Waking up too early (such as before the alarm clock) | 20.2% (69) |
 Sleep apnea (temporary absence of breathing) | 9.1% (31) |
 Leg cramps/leg problems | 9.9% (34) |
 Waking up to go to the bathroom | 35.4% (121) |
 Night sweats/hot flashes | 5.8% (20) |
 Pain | 0.9% (3) |
 Poor quality of sleep | 12.0% (41) |
 Daytime sleepiness | 27.8% (95) |
 Difficulty staying awake | 2.3% (8) |
 Other | 4.1% (14) |