Table 6 Breakdown on sleep and gratitude means according to mental health variables
| Â | PHQ-9 | Â | Â | GAD-7 | Â | Â | PSS | Â | Â | IES-22 | Â | Â |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
M (SD) | t | Cohen’s D | M (SD) | t | Cohen’s D | M (SD) | t | Cohen’s D | M (SD) | t | Cohen’s D | |
PSQI | ||||||||||||
  < 5 (n = 174) | 8.45 (5.39) | − 8.85*** | 0.95 | 8.44 (5.04) | − 7.82*** | 0.84 | 21.65 (6.08) | − 4.62*** | 0.49 | 24.13 (16.56) | − 7.61*** | 0.81 |
  > 5 (n = 174) | 13.89 (6.05) |  |  | 12.68 (5.07) |  |  | 24.80 (6.62) |  |  | 38.26 (18.01) |  |  |
GQ-6 | ||||||||||||
  < 33 (n = 187) | 12.79 (6.21) | 5.33*** | − 0.57 | 11.94 (5.08) | 5.22*** | − 0.56 | 24.87 (6.13) | 5.28*** | − 0.57 | 33.98 (18.95) | 3.03*** | − 0.32 |
  > 33 (n = 161) | 9.29 (5.96) |  |  | 8.97 (5.51) |  |  | 21.28 (6.49) |  |  | 27.96 (17.85) |  |  |