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Table 2 Hazard ratio (HR) for use of antidepressants among respondents and for the entire study population

From: Are risk estimates biased in follow-up studies of psychosocial factors with low base-line participation?

  Source population Participant population Relative risk estimates
  N, (%) Adj. HR 95% CI N, (%) Adj. HR 95% CI RHR 95% CI
Gender
   Men 91 (3.47) 1.00 Reference 22 (2.53) 1.00 reference    
   Women 247 (3.90) 1.17 0.94 1.46 114 (3.61) 1.52 0.99 2.34 1.30 0.90 1.88
Age
   < 45 168 (3.54) 1.00 Reference 65 (3.36) 1.00 reference    
   > 45 170 (4.03) 1.18 0.97 1.43 71 (3.39) 1.07 0.79 1.46 0.91 0.72 1.16
Civic status
   Living alone 151 (4.55) 1.00 Reference 60 (4.29) 1.00 reference    
   Live together 187 (3.32) 0.65 0.53 0.79 76 (2.89) 0.61 0.45 0.84 0.95 0.74 1.21
Social status
   Low 72 (5.12) 1.00 Reference 23 (4.18) 1.00 reference    
   Middle 151 (3.54) 0.69 0.54 0.90 73 (3.38) 0.81 0.53 1.26 1.17 0.83 1.66
   High 63 (2.64) 0.52 0.38 0.71 28 (2.62) 0.62 0.37 1.05 1.20 0.79 1.82
Job demand at the group level
   Low 265 (3.70) 1.00 Reference 103 (3.22) 1.00 reference    
   High 73 (4.08) 1.10 0.87 1.39 33 (3.99) 1.29 0.90 1.84 1.17 0.90 1.53
Decision latitude at the group level
   High 44 (3.48) 1.00 Reference 15 (2.61) 1.00 reference    
   Low 294 (3.82) 1.12 0.84 1.50 121(3.50) 1.53 0.91 2.56 1.36 0.89 2.08
Jobstrain at the group level
   Low 286 (3.84) 1.00 Reference 116 (3.51) 1.00 reference    
   High 52 (3.45) 0.89 0.68 1.16 20 (2.77) 0.77 0.50 1.21 0.87 0.62 1.24
ERI at group the level
   Low 241 (3.61) 1.00 Reference 96 (3.25) 1.00 reference    
   High 97 (4.24) 1.25 1.01 1.54 40 (3.71) 1.22 0.87 1.70 0.98 0.76 1.26
Procedural injustice at the group level
   Low 272 (3.94) 1.00 Reference 111 (3.51) 1.00 reference    
   High 66 (3.21) 0.91 0.72 1.16 25 (2.87) 0.92 0.63 1.35 1.01 0.75 1.37
Relational injustice at the group level
   Low 282 (3.95) 1.00 Reference 114 (3.53) 1.00 reference    
   High 56 (3.07) 0.87 0.68 1.12 22 (2.76) 0.88 0.59 1.31 1.01 0.74 1.38
Total 338/8,958 (3,77)     136/4,028 (3,38)       
  1. The PRISME study, Denmark 2007.