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PSQI results.
| Median (25–75th percentile) | Mean (SD) | |
|---|---|---|
| global score | 6 (0–17) | 6.45 (3.68) |
| subjective sleep quality | 1 (4–9) | 1.21 (0.7) |
| sleep latency | 1 (0–2) | 1.09 (0.9) |
| sleep duration | 1 (0–2) | 1.03 (0.9) |
| habitual sleep efficiency | 0 (0–1) | 0.60 (0.9) |
| sleep disturbances | 1 (1–2) | 1.49 (0.6) |
| use of sleeping medication | 0 (0–0) | 0.33 (0.9) |
| daytime dysfunction | 0 (0–1) | 0.80 (0.7) |
