Table 4 Percent of sub-scales of Pittsburgh Sleep Quality Index (n = 95)
From: Work stress and sleep disturbances among internship nursing students
PSQI sub scales | Score | Not during the past month (0) (%) | Less than once a week (1) (%) | Once or twice a week (2) (%) | Three or more times a week (3) (%) |
|---|---|---|---|---|---|
Subjective sleep quality | Â | 11.6 | 45.3 | 28.4 | 14.7 |
Sleep latency | Â | 20 | 33.7 | 29.5 | 16.8 |
Actual sleep duration | Â | 10.5 | 34.7 | 45.3 | 9.5 |
Habitual sleep efficiency | Â | 60 | 31.6 | 6.3 | 2.1 |
Sleep disturbances | Â | 2.1 | 62.1 | 35.8 | 0.00 |
Use of sleeping medication | Â | 70.5 | 16.8 | 9.5 | 3.2 |
Daytime dysfunction | Â | 16.8 | 37.9 | 27.4 | 17.9 |
Total | Â | 27.35 | 37.44 | 26.03 | 8.87 |