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Table 6 Changes in all study outcomes for CPT compared with own controls and BATD compared with own controls 1

From: A randomized controlled trial of mental health interventions for survivors of systematic violence in Kurdistan, Northern Iraq

 

CPT

BATD

 

Treatment (n = 101)

CPT-site controls (n = 33)

Treatment (n = 114)

BATD-site controls (n = 33)

Primary outcomes

    

Depression

    

 Baseline, mean (se)

1.64 (0.07)

1.62 (0.06)

1.60 (0.09)

1.60 (0.06)

 Follow up, mean (se)

0.92 (0.08)

1.12 (0.15)

0.89 (0.09)

1.25 (0.09)

 Pre-post change

-0.72 (0.12)

-0.50 (0.15)

-0.71 (0.16)

-0.35 (0.12)

 Net effect (95% CI)

-0.21 (-0.47, 0.04)

-0.35 (-0.50, -0.21)

 Effect Estimate2

0.44

0.84***

Dysfunction

    

 Baseline, mean (se)

2.04 (0.10)

1.98 (0.21)

1.69 (0.07)

1.54 (0.13)

 Follow up, mean (se)

1.20 (0.13)

1.70 (0.20)

1.21 (0.13)

1.57 (0.15)

 Pre-post change

-0.84 (0.22)

-0.29 (0.25)

-0.48 (0.17)

0.03 (0.22)

 Net effect (95% CI)

-0.55 (-1.07, -0.02)

-0.51 (-0.69, -0.33)

 Effect Estimate2

0.63*

0.79***

Secondary outcomes

    

Posttraumatic Stress

    

 Baseline, mean (se)

1.35 (0.05)

1.33 (0.06)

1.25 (0.09)

1.20 (0.08)

 Follow up, mean (se)

0.79 (0.07)

1.05 (0.12)

0.77 (0.07)

0.98 (0.08)

 Pre-post change

-0.56 (0.12)

-0.29 (0.13)

-0.48 (0.13)

-0.22 (0.10)

 Net effect (95% CI)

-0.27 (-0.48, -0.07)

-0.26 (-0.40, -0.12)

 Effect Estimate2

0.61**

0.56***

Traumatic Grief

    

 Baseline, mean (se)

0.88 (0.03)

0.87 (0.05)

0.62 (0.04)

0.54 (0.08)

 Follow up, mean (se)

0.36 (0.06)

0.67 (0.10)

0.35 (0.06)

0.45 (0.06)

 Pre-post change

-0.52 (0.08)

-0.21 (0.12)

-0.27 (0.08)

-0.09 (0.05)

 Net effect (95% CI)

-0.32 (-0.56, -0.07)

-0.18 (-0.34, -0.02)

 Effect Estimate2

0.69*

0.42*

Anxiety

  

 Baseline, mean (se)

1.33 (0.06)

1.15 (0.05)

1.24 (0.10)

1.23 (0.09)

 Follow up, mean (se)

0.77 (0.11)

0.94 (0.12)

0.74 (0.09)

0.99 (0.08)

 Pre-post change

-0.56 (0.11)

-0.21 (0.09)

-0.50 (0.17)

-0.24 (0.13)

 Net effect (95% CI)

-0.35 (-0.57, -0.12)

-0.26 (-0.48, -0.04)

 Effect Estimate2

0.59**

0.48*

  1. 1All models included multiple imputation by chained equations for missing data and for missing outcomes due to loss to follow-up. Hierarchical models with robust S.E. estimators were used to account for clustering by CMHW. Covariate selection was done separately by analysis. Additional covariates included in the CPT vs. own controls analysis were length of time between assessments, any employment vs. no employment, any vs. no school, and baseline depression, anxiety, posttraumatic stress, and traumatic grief score. Additional covariates included in the BATD vs. own controls analysis were number of children and any vs. no school.
  2. 2Effect sizes measured using Cohen’s d statistic calculated using pooled baseline variances.
  3. *p <0.05, **p < 0.01, ***p < 0.001.