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Table 2 HCV prevalence by risk factors among French DUs*

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

   Prevalence of HCV Prevalence Ratio 95% Confidence Interval Missing data
Age <30 years     
  ≥ 30 years 67.45 2.43 2.04–3.60 4
Situation Single 64.96    
  In couple 47.38 0.73 0.72–0.74 3
Type of household Stable 50.90    
  Precarious 67.42 1.32 1.32–1.33 16
Ever been jailed No 48.00    
  Yes 66.11 1.38 1.37–1.39 0
Percieved health (last 6 months) Good 52.02    
  Bad 72.98 1.40 1.39–1.41 0
HIV serology Negative 55.69    
  Positive 94.12 1.69 1.68–1.70 0
Fear of HCV Treatment No 50.26    
  Yes 66.86 1.33 1.32–1.34 2
Injected at least once No 27.90    
  Yes 73.82 2.65 2.58–2.71 0
Shared injection materials in the last month No 55.96    
  Yes 86.17 1.54 1.53–1.55 2
Sexual partner drug user injector (last 6 months) No 56.38    
  Yes 73.30 1.30 1.29–1.31 0
Heroine (last month) No 64.76    
  Yes 38.11 0.59 0.57–0.60 0
Methadone (last month) No 54.17    
  Yes 72.82 1.34 1.34–1.35 0
Moscontin (last month) No 57.21    
  Yes 78.69 1.38 1.36–1.39 0
Crack (last month) No 53.75    
  Yes 71.51 1.33 1.32–1.34 0
Substitution therapy (last 6 months) No 31.77    
  Yes 67.75 2.13 2.07–2.20 0
  1. * ANRS-Coquelicot study, France, 2004–2005 (N = 817 DUs who consented to be tested)