Table 2.
Mean values, standard deviations at pre-treament, after 5 therapy-preparing sessions, and after 20 therapy sessions and effect sizes
| Outcome | M (SD) | d (95% CI) | ||||
|---|---|---|---|---|---|---|
| Baseline | 5th session | 20th session | FU-1 vs. baseline | FU-2 vs. FU-1 | FU-2 vs. baseline | |
| SOMS-7 T | 0.62 (0.31) | 0.63 (0.38) | 0.55 (0.36) | −0.03 [−0.43, 0.37] | 0.22 [−0.19, 0.62] | 0.21 [−0.19, 0.61] |
| BDI-II | 0.69 (0.35) | 0.58 (0.30) | 0.48 (0.37) | 0.34 [−0.07, 0.74] | 0.30 [−0.11, 0.70] | 0.58 [0.17, 1.00] |
| BSI-anxiety | 0.95 (0.59) | 0.64 (0.43) | 0.62 (0.59) | 0.60 [0.18, 1.02] | 0.04 [−0.36, 0.44] | 0.56 [0.14, 0.97] |
| IAS-illness anxiety | 1.65 (0.86) | 1.33 (0.81) | 1.06 (0.69) | 0.38 [−0.02, 0.79] | 0.36 [−0.05, 0.77] | 0.76 [0.33, 1.18] |
| IAS-illness behavior | 2.40 (0.61) | 2.16 (0.53) | 1.72 (0.63) | 0.42 [0.01, 0.83] | 0.76 [0.33, 1.18] | 1.10 [0.64, 1.55] |
SOMS-7 T Screening of Somatoform Disorders-7 T (answering scale: 0 = not at all, 4 = very strong), BDI-II Beck Depression Inventory-II (answering scale: 0–3), BSI Brief Symptom Inventory (answering scale: 0 = not at all, 4 = very strong), IAS Illness Attitude Scales (answering scale: 0 = no, 4 = most of the time)