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Table 2 Test of mean difference scores (N = 2,080)

From: Psychological consequences and associated risk factors among adult survivors of the 2008 Wenchuan earthquake

  SAS SDS PTSD
  Mean score pvalue Mean score pvalue Mean score pvalue
Gender   <0.001***   0.048*   <0.001**
  Male 40.62   40.50   39.64  
  Female 44.40   41.25   41.62  
Age   0.083   0.381   0.039*
  18-30 42.15   40.15   38.63  
  31-40 42.93   41.02   39.93  
  41-50 42.88   41.03   40.67  
  51-68 44.07   40.90   41.05  
Ethnic group   0.018*   0.009**   0.047*
  Han 43.71   41.14   40.58  
  Tibetan 42.13   39.71   39.00  
  Qiang 42.99   40.14   41.24  
  Other 38.30   36.63   36.11  
Education level   0.012*   0.002**   0.005**
  No degree 43.36   41.12   40.81  
  Bachelor 43.69   40.58   40.31  
  Graduate 38.76   36.89   35.94  
Income (RMB/month)   <0.001***   <0.001***   <0.001***
  <1000 RMB 45.00   41.10   42.05  
  1000-2000 RMB 44.05   41.32   40.80  
  2000-3000 RMB 39.74   38.46   37.97  
  >3000 RMB 37.15   37.41   34.58  
Housing status   <0.001***   <0.001***   <0.001***
  Original house 42.46   40.41   39.47  
  Public dormitory 42.92   39.45   40.24  
  Rented house 45.22   42.85   42.42  
  Temporary settlement 46.16   42.43   43.33  
  1. *p <0.05. **p <0.01. ***p <0.01.
  2. SAS: Self-rating Anxiety Scale; SDS: Self-rating Depression Scale; PTSD: Post-traumatic stress disorder.