Table 4 Multivariate analysis of cocaine/crack use and liver fibrosis progression using cut-off of 2 for APRI

 Cocaine/crack use ever at baseline

0.83

0.50, 1.40

 Baseline age (per 10 years)

1.04

0.83, 1.29

 Female sex

1.48

1.03, 2.13

 Baseline HCV infection duration (per 5 years)

1.05

0.95, 1.16

 Baseline ln (APRI)

2.54

1.69, 3.81

 Recent cocaine/crack use

0.69

0.45, 1.04

 Recent other drug use^a

1.19

0.82, 1.72

 Current alcohol abuse^b

1.76

1.14, 2.72

 CD4 count (per 100 cells/μL)

0.91

0.85, 0.98