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Table 3 ITT: treatment outcomes: estimated marginal means (M), standard errors (SE), 95% confidence intervals (95% CI) for Pre-, posttreatment and 3-month follow-up (3MFU)

From: Trauma-focused group intervention for unaccompanied young refugees: “Mein Weg”—predictors of treatment outcomes and sustainability of treatment effects

  Pre-intervention Post-intervention 3MFU Difference: pre–post Difference: pre-3MFU Difference: post-3MFU
M ± SE 95% CI M ± SE 95% CI M ± SE 95% CI M ± SE 95% CI Statistics M ± SE 95% CI Statistics M ± SE 95% CI Statistics
CATS-Self 29.91 ± 1.16 27.58, 32.25 23.44 ± 1.81 19.79, 27.08 22.09 ± 2.27 17.46, 26.72 6.48 ± 1.60 3.24, 9.71 p < 0.001 d = 0.62 7.82 ± 2.09 3.55, 12.10 p < 0.001 d = 0.64 1.35 ± 2.17 − 3.09, 5.78 p = 0.539 d = 0.05
CATS-Care 18.47 ± 1.56 15.33, 21.60 18.43 ± 1.38 15.64, 21.21 18.00 ± 1.66 14.65, 21.36 0.04 ± 1.53 − 3.04, 3.12 p = 0.979 d = 0.00 0.46 ± 1.62 − 2.83, 3.75 p = 0.778 d = 0.04 0.42 ± 1.51 − 2.64, 3.49 p = 0.781 d = 0.04
PHQ-8 11.52 ± 0.71 10.08, 12.95 8.28 ± 0.77 6.73, 9.83 8.17 ± 0.95 6.24, 10.10 3.24 ± 0.87 1.50, 4.99 p = 0.001 d = 0.62 3.35 ± 1.02 1.28, 5.43 p = 0.003 d = 0.57 0.11 ± 0.90 − 1.73, 1.94 p = 0.905 d = 0.02
CPTCI-S 13.18 ± 0.91 11.35, 15.00 9.06 ± 1.06 6.92, 11.20 10.80 ± 1.28 8.21, 13.39 4.11 ± 1.04 2.01, 6.22 p < 0.001 d = 0.59 2.38 ± 1.04 0.25, 4.51 p = 0.030 d = 0.31 − 1.74 ± 1.23 − 4.23, 0.76 p = 0.166 d = − 0.21
  1. Note: N = 50. CATS-Self Child and Adolescent Trauma Sreen (self-report); CATS-Care Child and Adolescent Trauma Screen (caregiver report); PHQ-8 Patient Health Questionnaire 8; CPTCI-S Child Post-traumatic Cognitions Inventory Short Version