This study will test the efficacy of a peer-education prevention intervention to reduce risky drug, alcohol, and sexual behaviors among male Tajik labor migrants who inject drugs (MWID) while working in Moscow. The peer educator intervention will be compared to a health education control intervention. Each intervention consists of 5 weekly 2-hour small group sessions. Follow-up assessments will be conducted at 3, 6, 9, and 12 months after the intervention. It is hypothesized that, compared to MWID who receive the health education control intervention, those who receive the peer educator intervention will have a greater reduction in the frequency of risk behaviors. Similar effects are expected for network members of intervention participants.
The investigators will recruit male Tajik migrants who inject drugs from 12 different sites in Moscow, including bazaars and other work sites. In both study arms, the recruited men (index participants) will be required to recruit two eligible MWID peers for interviews prior to being interviewed themselves. Participants will be randomly assigned to either the peer educator intervention program or the health education intervention program. After peer-recruited network members are enrolled and interviewed, the index participant will participate in the peer educator training or the control group activities. All participants and recruited network members will then be followed and re-interviewed at 3-month intervals for one year to assess changes in risky drug, alcohol, and sexual behaviors due to intervention participation and through diffusion to network members. The investigators will also collect data from voluntary HIV and HCV testing conducted at 6 months (HCV only) and at 12 months (HIV and HCV) post-intervention.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
DOUBLE
Enrollment
420
PRISMA Research Center
Moscow, Russia
Syringe Sharing
injected with a previously used syringe
Time frame: 3 months
Sex Without Condom
vaginal or anal sex without a condom in the past 3 months
Time frame: 3 months
Alcohol Use
Number of days drinking alcohol in past month
Time frame: 30 days
HIV Infection
incident HIV infection
Time frame: 12 months
Hepatitis C Infection
incident hepatitis C virus (HCV) infection
Time frame: 12 months
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