Table 4.
Mean change of epistemic trust, mistrust and credulity, psychological distress and quality of life during treatment.
| T1 | T2 | |||||
|---|---|---|---|---|---|---|
| M | (SD) | M | (SD) | pa | eta | |
| ETMCQ: epistemic trust | 21.5 | (5.5) | 23.6 | (4.9) | .026 | .14 |
| ETMCQ: Epistemic mistrust | 18.6 | (3.9) | 18.2 | (3.9) | .47 | .01 |
| ETMCQ: Epistemic credulity | 16.6 | (5.1) | 16.9 | (4.4) | .90 | <.01 |
| BSI-18 total score | 36.6 | (10.9) | 23.3 | (13.2) | <.001 | .55 |
| BSI-18: depression | 15.0 | (4.3) | 8.5 | (5.7) | <.001 | .59 |
| BSI-18: anxiety | 13.2 | (5.3) | 8.5 | (5.1) | <.001 | .44 |
| BSI-18: Somatization | 8.4 | (4.6) | 6.3 | (4.4) | .008 | .19 |
| WHODAS: total score | 54.3 | (13.0) | 38.9 | (20.0) | <.001 | .59 |
| WHODAS: cognition | 53.4 | (16.3) | 38.3 | (21.8) | <.001 | .27 |
| WHODAS: mobility | 39.1 | (24.9) | 24.8 | (25.5) | <.001 | .30 |
| WHODAS: self-care | 29.7 | (24.1) | 18.1 | (17.8) | .003 | .23 |
| WHODAS: getting along | 56.5 | (19.1) | 42.8 | (23.2) | <.001 | .28 |
| WHODAS: household activities | 53.0 | (26.8) | 32.7 | (34.1) | <.001 | .34 |
| WHODAS: work activities | 66.9 | (31.1) | 48.3 | (31.2) | .026 | .17 |
| WHODAS: social participation | 64.2 | (14.9) | 49.9 | (22.5) | <.001 | .30 |
Notes: ETMCQ = Epistemic Trust, Mistrust and Credulity Questionnaire; BSI-18 = Brief Symptom Inventory (18-item version); WHODAS = World Health Organization Disability Assessment Scale. Effect size values η2 ≥ 0.01 were considered small, η2 ≥ 0.06 as medium, and η2 ≥ 0.14 as large. aBonferroni-Holms corrected p-scores.