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Table 3 Independent risk factors for HCV seropositivity*

From: A national cross-sectional study among drug-users in France: epidemiology of HCV and highlight on practical and statistical aspects of the design

Variable   Adjusted OR** 95% Confidence Interval
Age    
  <30 ans 1.00  
  ≥ 30 ans 3.44 1.46–8.12
Type of housing    
  Stable 1.00  
  Precarious 1.80 0.99–3.27
HIV serology    
  Negative 1.00  
  Positive 29.17 9.79–86.87
Injected at least once    
  No 1.00  
  Yes 9.25 4.02–21.27
Crack smoking (last month)    
  No 1.00  
  Yes 2.65 1.19–5.91
Substitution therapy    
  No 1.00  
  Yes 3.24 1.01–10.37
  1. * Multiple logistic regression analysis among French DUs. ANRS-Coquelicot study, France, 2004–2005 (N = 794)
  2. **The reported prevalence odds ratios were adjusted for all the characteristics included in the table.