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Table 2 Overview of TAIPAN research aims, study cohorts involved and outcome indicators

From: A longitudinal cohort study of HIV ‘treatment as prevention’ in gay, bisexual and other men who have sex with men: the Treatment with Antiretrovirals and their Impact on Positive And Negative men (TAIPAN) study protocol

  Cohort(s) Outcome indicators
Primary aim
 Determine the relationship between viraemia and incidence of new HIV infections among gay and bisexual men Negative
Positive
• HIV incidence
• Viraemia prevalence
Secondary aims
 1. Assess the association between changes in guidelines and policies and earlier uptake of HIV treatment among gay and bisexual men Positive • Incidence of treatment initiation
 2. Identify incidence and predictors of repeat HIV testing among HIV negative gay and bisexual men Negative • Incidence of repeat testing (second HIV test within a 12 month period)
 3. Identify incidence and predictors of supressed HIV viral load among HIV positive gay and bisexual men Positive • Incidence of viral suppression