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Table 5 The explanatory power of job stress explaining the association between working hours and depressive symptoms

From: Working hours and depressive symptoms: the role of job stress factors

  PR (95% CI) PR change (%)
Model 1
 35–39 h 1.25 (1.15–1.35)  
 40 h 1   
 41–52 h 1.13 (1.09–1.17)  
 53–68 h 1.37 (1.33–1.42)  
  > 68 h 1.33 (1.25–1.40)  
Model 2
 35–39 h 1.09 (1.01–1.18)  
 40 h 1   
 41–52 h 1.06 (1.03–1.10  
 53–68 h 1.21 (1.16–1.25)  
  > 68 h 1.14 (1.07–1.21)  
Model 3
 35–39 h 1.09 (1.01–1.18) 0.0
 40 h 1   
 41–52 h 1.04 (1.00–1.07) 41.0
 53–68 h 1.16 (1.12–1.20) 23.6
  > 68 h 1.08 (1.02–1.14) 40.9
  1. Model 1: adjusted for age, gender
  2. Model 2: adjusted for age, gender, education, income, physical problems, job category, employment status, working hours organization
  3. Model 3: Model 2 + adjusted for job stress
  4. PR change: percentage change in prevalence ratio = 100*((PR in baseline model (Model2)) – (PR in model adjusted for risk factor))/(PR in baseline model (Model2)) – 1)
  5. Abbreviations: prevalence ratio, PR; confidence interval, CI