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Baseline comparison of sleep quality and mood between the two groups
| Controls (N = 20) | Insomnia (N = 21) | t | p | |||
|---|---|---|---|---|---|---|
| M | SD | M | SD | |||
| Positive mood | 31.1 | 6.42 | 29.81 | 6.36 | 0.65 | 0.52 |
| Negative mood | 17.25 | 6.12 | 21.71 | 7.85 | − 2.02 | 0.04 |
| SAS | 36 | 5.76 | 47.32 | 9.2 | − 4.7 | < 0.001 |
M mean, SD standard deviation, SAS Self-rating Anxiety Scale
