Pittsburgh Sleep Quality Index, components, and no. participants.
| Component of Sleep | Participants with a Problem (%) | Intervention Group, n = 40 (%) | Control Group, n = 38 (%) |
|---|---|---|---|
| Subjective sleep quality | 70 (90) | 34 (85) | 36 (94) |
| Sleep latency | 56 (72) | 27 (67) | 29 (76) |
| Sleep duration | 56 (72) | 28 (70) | 28 (74) |
| Habitual sleep efficacy | 29 (37) | 15 (38) | 14 (37) |
| Sleep disturbances | 71 (91) | 36 (90) | 35 (92) |
| Requiring medication to sleep | 23 (29) | 11 (28) | 12 (32) |
| Daytime dysfunction | 65 (83) | 33 (83) | 32 (84) |