Table 1.
Univariate statistics of PSQI score at admission and discharge.
| mean ± SD | mean ± SD | p | |effect size|1 | |
|---|---|---|---|---|
| Sex | Female (n = 18) | Male (n = 59) | ||
|
| ||||
| PSQI Admission | 8.6 ± 3.8 | 9.3 ± 4.8 | 0.6552 | 0.14 |
| PSQI Discharge | 6.7 ± 3.9 | 7.3 ± 3.5 | 0.5780 | 0.15 |
| PSQI ∆ | -1.9 ± 4.5 | -2.0 ± 5.0 | 0.7306 | 0.02 |
|
| ||||
| Treatment drop-out | Yes (n = 5) | No (n = 72) | ||
|
| ||||
| PSQI Admission | 11.0 ± 7.0 | 9.0 ± 4.4 | 0.4309 | 0.44 |
| PSQI Discharge | 8.2 ± 2.6 | 7.1 ± 3.6 | 0.3499 | 0.32 |
| PSQI ∆ | -2.8 ± 6.9 | -1.9 ± 4.7 | 0.7243 | 0.18 |
|
| ||||
| Duration of dependence | ≤ 15 (n = 37) | > 15 (n = 40) | ||
|
| ||||
| PSQI Admission | 9.9 ± 5.4 | 8.3 ± 3.6 | 0.1692 | 0.36 |
| PSQI Discharge | 7.4 ± 4.0 | 6.9 ± 3.2 | 0.6085 | 0.41 |
| PSQI ∆ | -2.5 ± 5.2 | -1.5 ± 4.5 | 0.4014 | 0.23 |
1 Effect size: small effect, 0.2 < d ≤ 0.5; medium, 0.5 < d ≤ 0.8; large, d > 0.8.