Table 3.
T test analyses between patient groups in the main clinical variables (subscales on questionnaire measures were not examined due to lack of power)
|
p value T statistic (Cohen’s d effect size) | |||||||
|---|---|---|---|---|---|---|---|
| Baseline TAU vs. baseline CT | Follow-up TAU vs. follow-up CT | Baseline TAU vs. follow-up TAU | Baseline CT vs. follow-up CT | Baseline MUD vs. follow-up MUD | Baseline MUD vs. follow-up TAU | Baseline MUD vs. follow-up CT | |
| Mood (%) | 0.312 1.037 (0.22) |
0.024 2.446 (0.92) |
0.347 0.968 (0.97) |
0.018 2.546 (0.91) |
0.034 2.196 (0.49) |
0.465 0.741 (0.04) |
0.011 2.689 (0.92) |
| Desire for drug (%) | 0.498 0.691 (0) |
0.371 0.915 (0.15) |
0.410 0.844 (0.13) |
0.069 1.904 (0.27) |
0.207 1.283 (0.20) |
0.379 0.894 (0.13) |
0.251 1.169 (0.15) |
| Feelings of self-control (%) | 0.269 1.138 (0.27) |
0.021 2.510 (0.96) |
0.166 1.446 (0.57) |
0.003 3.315 (1.27) |
0.005 2.964 (0.86) |
0.170 1.407 (0.4) |
0.001 3.616 (0.96) |
| HADS anxiety | 0.075 1.880 (0.75) |
0.159 1.464 (0.45) |
0.177 1.408 (0.44) |
0.188 1.358 (0.31) |
0.091 1.730 (0.34) |
0.438 0.786 (0.06) |
0.052 2.015 (0.45) |
| HADS depression | 0.144 1.520 (0.52) |
0.050 2.088 (0.8) |
0.386 0.889 (0.13) |
0.025 2.406 (0.54) |
0.322 1.003 (0.14) |
0.185 1.356 (0.33) |
0.017 2.523 (0.8) |
| Trail Making response time (B-A) | 0.246 1.195 (0.31) |
0.439 0.790 (0.07) |
0.231 1.242 (0.27) |
0.385 0.885 (0.63) |
0.06 1.943 (0.47) |
0.140 1.517 (0.47) |
0.131 1.549 (0.07) |
| BIS total | 0.216 1.277 (0.37) |
0.079 1.851 (0.64) |
0.466 0.747 (0.03) |
0.048 2.085 (0.44) |
0.107 1.650 (0.25) |
0.351 0.947 (0.15) |
0.056 1.985 (0.64) |
| SRQ total | 0.226 1.249 (0.41) |
0.005 3.164 (1.53) |
0.239 1.221 (0.37) |
0.096 1.735 (0.71) |
0.212 1.268 (0.26) |
0.140 1.517 (0.51) |
0.018 2.496 (1.53) |
TAU treatment as usual, CT cognitive training, MUD methamphetamine use disorder, HADS Hospital Anxiety and Depression, BIS Barratt Impulsivity Scale, SRQ Self-Regulation Questionnaire