Table 2 Frequency distributions of sleep quality and sleep disturbance scores as measured by components of the PSQI
From: Could emotional eating act as a mediator between sleep quality and food intake in female students?
Component | Question/ Component Scores | 0 | 1 | 2 | 3 |
|---|---|---|---|---|---|
1 | Rate overall quality of sleep | Very good | Fairly good | Fairly bad | Very bad |
16.8% | 62.4% | 18.8% | 2% | ||
2 | How long does it take you to fall sleep | < 15 min | 16–30 min | 31–60 min | > 60 min |
42.0% | 39.3% | 13.3% | 5.3% | ||
3 | Hours do you actually sleep | > 7 h | 6 h | 5 h | <  5 h |
30.6% | 24.5% | 29.3% | 15.6% | ||
4 | % Time in bed sleeping | > 85% | 75–84% | 65–74% | < 65% |
60.4% | 24.3% | 10.4% | 4.9% | ||
5 | Overall sleep disturbances score | 0 | 1–9 | 10–18 | 19–27 |
15.1% | 84.9% | 0% | 0% | ||
6 | Taken medicine to aid in sleep? | Not in past month | < once a week | 1–2 times a week | ≥3 times a week |
64.4% | 29.5% | 6.2% | 0% | ||
7 | Daytime dysfunction | 0 | 1–2 | 3–4 | 5–6 |
25.3% | 71.9% | 2.7% | 0% |