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Table 2 Quality of life and posttraumatic stress symptoms at six months and two years post-disaster (N = 574)

From: World assumptions, posttraumatic stress and quality of life after a natural disaster: A longitudinal study

  Six months Two years Change Correlation T1*T2
  M (SD) M (SD) M (SD)  
Quality of lifea 7.2 (1.9) 7.3 (1.8) 0.1 (1.6) 0.63***
Posttraumatic stressb 1.1 (0.8) 1.0 (0.8) −0.1 (0.6)*** 0.76***
Correlation -0.43*** -0.46*** 0.22***  
  1. Note: Pearson’s r was used for correlations, whereas the difference over time was analyzed with Student’s t-test.
  2. a Ladder of Life Satisfaction.
  3. b Impact of Event Scale-Revised.
  4. * p ≤ .05; ** p ≤ .01; *** p ≤ .001.