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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.