Table 2.
Outcomes of MBT. Linear mixed model (0, 6, 12 and 18 months, REML estimation)
| Measured Variable | Baseline (Range of N 72–75) | 6 months (Range of N 21) | 12 months (Range of N 23–31) | 18 months (Range of N 22–24) | Regression data | |
|---|---|---|---|---|---|---|
| M (SD) | M (SD) | M (SD) | M (SD) | t | d | |
| Symptom Questionnaires | ||||||
| KABOSS-S | 86,6 (21,0) | 73,1 (27,9) | 66,2 (26,0) | 54,5 (28,0) | 5,10*** | 0,79 |
| SCL-90 GSI | 1,83 (0,64) | 1,47 (0,57) | 1,46 (0,69) | 1,26 (0,79) | 3,88*** | 0,58 |
| Suicidality | ||||||
| SUAS-S | 40,3 (10,9) | 35,1 (15,1) | 31,0 (14,4) | 25,1 (14,9) | 5,58*** | 0,62 |
| Alexithymia | ||||||
| TAS-20 DIF | 23,1 (4,84) | 22,6 (5,45) | 19,2 (6,99) | 19,8 (7,03) | 3,33** | 0,52 |
| TAS-20 DDF | 16,0 (4,66) | 14,2 (4,00) | 14,8 (4,86) | 14,1 (5,44) | 2,26* | 0,29 |
| TAS-20 EOT | 18,8 (4,97) | 16,8 (4,90) | 18,4 (5,30) | 16,3 (4,85) | 2,05* | 0,25 |
| Self-image | ||||||
| SASB Autonomy | 28,5 (14,7) | 31,0 (16,1) | 28,3 (18,2) | 34,8 (15,3) | 3,00** | 0,39 |
| SASB Self-love | 26,6 (14,8) | 40,0 (21,1) | 36,4 (21,3) | 50,9 (21,2) | 7,96*** | 1,00 |
| SASB Self-hate | 55,5 (16,4) | 41,4 (21,2) | 45,9 (21,5) | 32,2 (22,8) | 5,39*** | 0,75 |
| SASB Self-control | 41,7 (20,6) | 54,8 (19,2) | 54,3 (20,7) | 57,8 (18,5) | 3,73*** | 0,54 |
* = p < .05, ** = p < .01, ***p < .001. M mean, SD standard deviation, t t-value for regression, d Cohen’s d calculated from marginal means. KABOSS-S borderline symptoms, SUAS-S suicidality, SCL-90 general psychiatric symptoms, TAS-20 Alexithymia, DIF “Difficulties Identifying Feelings”, DDF “Difficulties Describing Feelings”, EOT “Externally Oriented Thinking”, SASB Self-image. Self-love is the mean of clusters 2–4; Self-hate the mean of clusters 6–8