|Demographic and substance use variables associated with HCV/HIV co-infection and HCV mono-infection in backward stepwise multinomial regression analysis|
|HCV and HIV co-infection|
|Number of MMTP enrollments (per time increase)||2.28||1.33-3.90|
|Number of times incarcerated (per time increase)||2.01||1.71-2.37|
|Number of times incarcerated (per time increase)||1.77||1.52-2.06|
|Length of drug injection (per year increase)||1.04||1.01-1.07|
|Positive amphetamine urine drug screenb||0.61||0.40-0.93|
Reference is HCV/HIV-seronegative cases.
AOR, adjusted odds ratio. CI, confidence interval. HCV, hepatitis C virus. HIV, human immunodeficiency virus. MMTP, methadone maintenance treatment program.
a During the 6 months before enrollment in the MMTP.
b At the time of enrollment in the MMTP.
Yen et al.
Yen et al. BMC Public Health 2012 12:1066 doi:10.1186/1471-2458-12-1066