Table 2.
Results of subgroup analyses according to disorder of included patients and comparator treatment
| Effect estimate | Heterogeneity | |||||
|---|---|---|---|---|---|---|
| n | d (95% CI) | p | Q (df) | p | I 2 (%) | |
| Disorder subgroups | ||||||
| Borderline personality disorder | 5 | 0.81 (0.34 to 1.27) | <0.001 | 15.70 (4) | 0.003 | 75 |
| Eating disorders | 2 | 0.34 (−0.07 to 0.75) | 0.10 | 0.72 (1) | 0.40 | 0 |
| Depressive disorders | 2 | 0.40 (0.21 to 0.58) | <0.001 | 0.67 (1) | 0.41 | 0 |
| Cluster C personality disorders | 1 | 0.01 (−0.54 to 0.56) | 0.97 | n.a. | n.a. | n.a. |
| Comparator subgroups | ||||||
| Cognitive (behavioural) therapy | 3 | 0.39 (0.05 to 0.73) | 0.03 | 2.67 (2) | 0.26 | 25 |
| Dialectical behavioural therapy | 1 | 0.17 (−0.26 to 0.60) | 0.44 | n.a. | n.a. | n.a. |
| Structured clinical management | 1 | 0.65 (0.30 to 1.00) | <0.001 | n.a. | n.a. | n.a. |
| Treatment as usual | 3 | 1.15 (0.57 to 1.73) | <0.001 | 4.56 (2) | 0.10 | 56 |
| Mixed treatments | 2 | 0.33 (0.13 to 0.53) | 0.001 | 0.25 (1) | 0.62 | 0 |
Note: n, number of studies; d, standardized mean difference (Hedges' d); CI, confidence interval; calculations were made with Review Manager 5 (The Nordic Cochrane Centre, The Cochrane Collaboration, Copenhagen); n.a., not available.