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Table 1 Population characteristics (N = 4018)

From: Mental health symptoms identify workers at risk of long-term sickness absence due to mental disorders: prospective cohort study with 2-year follow-up

  Included in complete cases analyses (n = 2782) Excluded because of missing SAa data (n = 1236) Analysis
  Median (IQRb) n (%) Median (IQRb) n (%)  
Age 49.9 (9.5)   34.1 (14.9)   P < 0.01c
Gender      P < 0.01d
    Men   1235 (44)   609 (49)  
     Women   1547 (56)   627 (51)  
Job tenure 5.2 (1.0)   1.7 (1.1)   P < 0.01e
Work hours per week 22.4 (12.2)   10.6 (7.4)   P < 0.01e
Job      P < 0.01d
     Postmen   1046 (38)   1083 (88)  
     Post sorters   1455 (52)   64 (5)  
     Supervisor/manager   150 (5)   8 (1)  
     Other   131 (5)   81 (6)  
Mental health symptoms (range 0–100)      
     Distress 25.0 (9.0–53.1)   25.0 (6.3–53.1)   P = 0.89e
     Depressed mood 0.0 (0.0–25.0)   0.0 (0.0–25.0)   P = 0.12e
     Fatigue 32.0 (12.0–48.0)   28.0 (8.0–48.0)   P = 0.29e
  1. a Sickness absence
  2. b Interquartile range
  3. c t-test for independent samples
  4. d Chi-square test
  5. e Mann–Whitney U-test
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