Table 1 Outcome measures and corresponding questionnaires
Outcome | Measure | Baseline survey | Follow-up survey |
|---|---|---|---|
Prevention | |||
 HIV knowledge | HIV Treatment Knowledge Scale [46], HIV-KQ-18 knowledge scale [47] | X | X |
 Condom use | Condoms use self-efficacy scale (CUSES) [48] | X | X |
 Substance use | Alcohol, Smoking, and Substance Involvement Screening Test (ASSIST) [49], Drug Abuse Screening Test (DAST-10) [50] | X | X |
Health outcomes | |||
 Clinical characteristics (BMI, opportunistic infections, blood pressure) | Original measure | X | X |
 HIV prevalence | Regional data | X | X |
 Mental health | Primary Care Evaluation of Mental Disorders (PRIME-MD) patient questionnaire [51] | X | X |
 Quality of life | EQ-5D [52] | X | X |
 All-cause mortality | Regional data | X | X |
Social factors | |||
 Stigma towards HIV | Internalized AIDS-Related Stigma Scale [53] | X | X |
 Social support | Medical Outcomes Study Social Support Survey (MOS-SS) [54] | X | X |
Evaluation of intervention and doctor | |||
 Secondary transmission of knowledge | HIV Treatment Knowledge Scale [46], HIV-KQ-18 knowledge scale [47] | X | X |
 Feasibility | Original measure | X |  |
 Level of engagement | Original measure |  | X |
 Acceptability and satisfaction | Original measure |  | X |
 Message retention | HIV Treatment Knowledge Scale [46], HIV-KQ-18 knowledge scale [47] |  | X |
 Direct and indirect costs | Original measure |  | X |