| Intervention (n = 52) | Control (n = 49) | Cohen’s d (95% CI) | t-test p value | ||
Baseline | Follow-up | Baseline | Follow-up | |||
PSQI | 7.11 (2.66) | 5.82 (2.81) | 6.89 (3.44) | 7.14 (2.66) | 0.59 (0.51 to 2.56) | t = 2.96 p = 0.004 |
K6 | 13.57 (4.88) | 11.50 (4.85) | 12.81 (6.23) | 13.57 (7.07) | 0.61 (0.21 to 1.01) | t = 3.06 p = 0.003 |