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Table 1 Univariate and Kaplan-Meier Estimates of the Cumulative Proportions of RTW by participant characteristics

From: Bio-psychosocial determinants of time lost from work following non life threatening acute orthopaedic trauma

    Proportion with First RTW by Univariate analysis
   N 3 months 4.5 months 6 months P Relative Rate Ratio 95% C.I
Gender Male 126 0.42 0.56 0.66 0.130 1.38 (0.90-2.10)
  Female 42 0.56 0.70 0.78    
Age 18-34 yrs 70 0.42 0.56 0.67    
  35-44 yrs 44 0.53 0.61 0.66 0.645 1.12 (0.69-1.81)
  45-64 yrs 54 0.44 0.63 0.65 0.948 0.98 (0.62-1.55)
Education* Less than University 136 0.43 0.56 0.63 0.374 1.23 (0.77-1.96)
  University 32 0.58 0.74 0.77    
Shouldn't work with current pain level* Disagree 52 0.61 0.75 0.79 0.001 0.48 (0.32-0.72)
  Agree 103 0.34 0.50 0.59    
Self employed worker * No 145 0.43 0.56 0.63 0.005 2.14 (1.24-3.64)
  Yes 23 0.83 0.90 0.90    
Initial pain intensity* Low 104 0.52 0.68 0.72 0.021 0.61 (0.41-0.93)
  High 64 0.36 0.47 0.58    
Psychological distress No 94 0.50 0.60 0.66 0.719 0.93 (0.62-1.37)
  Yes 67 0.40 0.57 0.68    
Receipt of Compensation* No 72 0.58 0.74 0.79 0.002 0.53 (0.36-0.79)
  Yes 91 0.37 0.41 0.57    
Co-morbid health conditions* No 112 0.51 0.67 0.71 0.036 0.62 (0.40-0.96)
  Yes 56 0.36 0.47 0.57    
Injury severity score* 1-8 88 0.54 0.70 0.78 0.001 0.51 (0.34-0.76)
  >9 80 0.36 0.48 0.53    
Orthopaedic injury: > than 1 region* No 137 0.52 0.65 0.71 0.007 0.45 (0.25-0.80)
  Yes 31 0.20 0.38 0.45    
Recovery beliefs* High 124 0.51 0.63 0.69 0.118 1.47 (0.90-2.41)
  Low 37 0.33 0.48 0.56    
Blue Collar Worker* No 81 0.54 0.67 0.76 0.020 0.62 (0.42-0.93)
  Yes 87 0.37 0.51 0.56    
Initial surgery required* No 49 0.54 0.72 0.79 0.012 0.59 (0.39-0.89)
  Yes 118 0.42 0.54 0.60    
Pain prior to injury No 128 0.45 0.58 0.64 0.479 1.17 (0.75-1.85)
  Yes 34 0.57 0.64 0.73    
Social functioning* High 44 0.66 0.74 0.79 0.001 2.02 (1.33-3.07)
  Low 115 0.38 0.54 0.61    
  1. *Significant p < 0.15 (Log Rank Test/Breslow test) The data in the table do not refer to either the Log Rank or Breslow test.