Table 2.
Characteristics of sleep of the survey subjects
| Characteristics | Number | Percentage (%) |
|---|---|---|
| Quality of sleep | ||
| Good | 92 | 19.7 |
| Moderate | 246 | 54.7 |
| Poor | 97 | 21.6 |
| Very poor | 15 | 3.3 |
| Sleep time (points) | ||
| 0 | 91 | 20.2 |
| 1–2 | 233 | 51.8 |
| 3–4 | 98 | 21.8 |
| 5–6 | 28 | 6.2 |
| Duration of sleep | ||
| > 7 h | 175 | 38.9 |
|
6–7 h (not including 6 h) |
164 | 36.4 |
|
5–6 h (including 6 h) |
88 | 19.6 |
| < 5 h | 23 | 5.1 |
| Sleep efficiency | ||
| > 85% | 368 | 81.8 |
|
75–85% (not including 75%) |
50 | 11.1 |
|
65–75% (including 75%) |
24 | 5.3 |
| < 65% | 8 | 1.8 |
| Sleep disorder (points) | ||
| 0 | 77 | 17.1 |
| 1–9 | 153 | 34.0 |
| 10–18 | 198 | 44.0 |
| 19–27 | 22 | 4.9 |
| Use of soporific agents | ||
| None | 400 | 88.9 |
| < 1 time/week | 26 | 5.8 |
| 1–2 times/week | 15 | 3.3 |
| ≥ 3times/week | 9 | 2.0 |
| Daytime dysfunction (points) | ||
| 0 | 117 | 26.0 |
| 1–2 | 176 | 39.1 |
| 3–4 | 117 | 26.0 |
| 5–6 | 40 | 8.9 |
| PSQI (6.89 ± 4.37) | ||
| < 6 points | 188 | 41.8 |
| ≥ 6 points | 262 | 58.2 |