| T3 (third night) | With sleep medication N = 12 | Without sleep medication N = 36 | p-value |
VSH | Total quality of sleep, average, SD | 74.3 ± 20.8 | 79.3 ± 18.5 | 0.12 |
| Disturbance of sleep, average, SD | 37.2 ± 16.3 | 34.1 ± 13.6 | 0.15 |
| Efficacy of sleep, average, SD | 16.2 ± 11.1 | 18.3 ± 7.6 | 0.23 |
| Need for extra sleep, average, SD | 14.7 ± 4.8 | 14.9 ± 5.7 | 0.81 |
ESS | Average, SD | 3.3 ± 1.8 | 4.8 ± 3.8 |
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