Mean (SD) Scores for Sleep Quality Depression and Chronic Illness Morbidity for the Urban Primary Care Patients (n = 92)
| Variable | Mean (SD) |
|---|---|
| PSQI global sleep quality | 10.00 (4.88) |
| PSQI components | |
| 1. Subjective sleep quality | 1.57 (0.96) |
| 2. Sleep latency | 1.70 (1.08) |
| 3. Sleep duration | 1.28 (1.14) |
| 4. Sleep efficiency | 1.26 (1.23) |
| 5. Sleep disturbance | 1.96 (0.80) |
| 6. Use of sleep medication | 1.17 (1.34) |
| 7. Daytime dysfunction | 1.22 (0.84) |
| PSQI items | |
| Average sleep duration (hr) | 5.83 (1.77) |
| Habitual sleep efficiency (%) | 75.00 (20.10) |
| Depression | |
| CESD-R | 17.19 (12.37) |
| CESD-R (minus sleep items) | 14.10 (11.90) |
| Morbidity index | 4.1 (3.1) |
PSQI, Pittsburgh Sleep Quality Index; CESD-R, Center for Epidemiological Studies Depression Scale, Revised.