Table 2 The PSQIa component scores and global scores
From: Understanding factors relevant to poor sleep and coping methods in people with schizophrenia
|  | Mean ± SD/ N(%) |
|---|---|
1. Subjective sleep quality | 1.39 ± 0.70 |
2. Sleep latency | 1.67 ± 0.69 |
3. Sleep duration | 0.78 ± 1.06 |
4. Habitual sleep efficiency | 0.72 ± 1.07 |
5. Sleep disturbances | 1.44 ± 0.70 |
6. Use of sleep medication | 2.00 ± 1.33 |
7. Daytime dysfunction | 1.56 ± 1.04 |
Global score | 9.56 ± 3.73 |
PSQI > 5 | 15(83.3%) |