Table 3 Prevalence of sleep related problems in the studied sample.
From: Sleep habits and sleep problems among Palestinian students
No. | Variable | Statistics* |
|---|---|---|
1. | How long it takes you to actually fall asleep (sleep latency)? | Â |
|  |    1. < 10 minutes | 114 (28.6%) |
|  |    2. 10 - 30 minutes | 141 (35.2%) |
|  |    3. 30 - 60 minutes | 68 (17%) |
|  |    4. > 60 minutes | 77 (19.25) |
2. | How many times do you wake up during your sleep (nocturnal awakenings)? | Â |
|  |    1. None | 141 (35.2%) |
|  |    2. 1- 2 | 201 (50.3%) |
|  |    3. 3 - 4 | 46 (11.5%) |
|  |    4. > 5 | 12 (3%) |
3. | Do you snore | Â |
|  |    1. Never | 349 (87.2%) |
|  |    2. < once per week | 27 (6.8%) |
|  |    3. 1 - 2 per week | 8 (2%) |
|  |    4. 3 - 5 per week | 3 (0.8%) |
|  |    5. Nightly | 13 (3.2%) |