Skip to main content

Table 2 List of study instruments, data elements and source of information

From: Efficacy of an alcohol-focused intervention for improving adherence to antiretroviral therapy (ART) and HIV treatment outcomes – a randomised controlled trial protocol

Data collection instruments Time period Data collected Source
Screening questionnaire Day of enrolment Eligibility assessment Self-report
Participant assessment Baseline 3, 6, and 12 month follow up Demographic information, alcohol consumption, social problem solving styles, motivation/readiness to change, antiretroviral therapy (ART) history, adherence to ART, psychosocial factors associated with ART adherence (disclosure, HIV/AIDS stigma, social support, adherence self-efficacy), alcohol and ART beliefs, HIV-related factors (e.g. degree of ill-health between HIV diagnosis and ART initiation), clinical/structural factors (e.g. length of time to doctor), physical functioning (e.g. limitations due to physical health, bodily pain, vitality), general physical well-being, mental well-being, drug and tobacco use Self-report
Laboratory report form Baseline, 3, 6, 12 month follow up HIV-related outcomes: viral load (baseline and 12-month follow up assessments only) and CD4 counts Laboratory report
Alcohol biomarkers: Posphatidylethanol (PEth)
Process evaluation interview schedule 12-months follow-up A randomly selected 10% subsample will respond to a qualitative interview regarding impressions of the degree to which the intervention helped or hindered behaviour change Self-report