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Table 4 Hierarchical multiple regression analyses to predict general psychological distress (GSI)

From: Long-term psychological distress of Bosnian war survivors: an 11-year follow-up of former displaced persons, returnees, and stayers

Predictor Baseline Follow-up
β ∆R2/∆F R2/F β ∆R2/∆F R2/F
Step 1
 Control variablesa    .08/2.86*    .22/6.48***
Step 2
 Prewar traumatic events
 Married/long-term relationship
.25* .10/11.18** .18/5.18*** .02 .02/2.32 .24/5.73***
Step 3
 Traumatic events during the war .23*    .21*   
 Group statusb
  Stayer .24    .02   
  Returnee .01 .08/3.30* .26/4.60*** .23* .08/3.62* .33/5.26***
Step 4
 Postwar traumatic events    .20*   
 Current stressors .19 .02/2.09 .28/4.33*** .33** .12/9.10*** .45/6.84***
  1. Note: N = 98. (−) not calculated. BSI = Brief Symptom Inventory. GSI = BSI Global Severity Index. a Control variables included age, gender, education, and, for follow-up model, baseline GSI (results omitted from the table). b Group status was represented as two dummy variables; displaced persons served as the reference group. * p < .05, ** p < .01, *** p < .001