Predisposing Factors | Enabling Factors | Need-Related Factors | Outcomes |
---|---|---|---|
Socio-demographic barriers c • Younger age [25,26,27,28,29,30,31,32, 34, 43, 53,54,55] • Female sex [25,26,27,28,29, 31, 33, 43, 53,54,55] • Low education [25, 27, 29, 32, 34, 47] • Minority (non-White) race/ethnicity [29, 33, 43, 47, 53] • Low health literacy [52] • Unemployment [33] Substance use (SU) barriers • Heroin use or injection [25, 27,28,29,30, 32, 43, 45, 53,54,55] Stimulant use or injection (alone or with opioids) [25, 27, 28, 30, 43, 47, 52,53,54,55] • Alcohol use [25, 28, 30, 31, 53, 51] • Binge drug use, relapse [29, 54] and overdose [25] • High addiction severity [45] and frequent SU [31] • SU to cope with stress Social and structural vulnerability • Homelessness [25, 28, 29, 53, 54] Incarceration [25, 29,30,31] • Sexual abuse history [26] | Individual resources • SU treatment use (medication-assisted therapies; inpatient and outpatient programs) [25, 27,28,29, 32,33,34, 43, 34, 47, 53,54,55] • Past ART experience [26, 28, 43, 51, 54] • Self-efficacy for ART use [47, 51] and disclosure [47] • Stable housing [29, 33, 34] • Social support [33] Health service facilitators • Good patient-provider relationships [30, 33, 34, 47] • Provider experience with HIV care [29, 53] • Accessible healthcare services [31, 34] • Directly administered ART (DAART) [50] | Health status barriers • Markers of poor physical health (detectable HIV viral load, low CD4 count,c AIDS) [29,30,31, 33, 47, 53, 54] • Poor mental health (depression [33, 34, 45] especially in women [26, 47]) Health beliefs and perceptions • Perceived health status [47, 51] • ART-related beliefs [34, 47] • Sense of responsibility for protecting others [47] Health risks • Risky sex partner(s) [26] • Syringe sharing [47] • Low self-efficacy for safe drug use [47] | ART adherence measures d • Pharmacy records [25, 27, 28, 29, 32, 43, 53,54,55] • Self-report [26, 30, 31, 34, 47, 50,51,52] • Biological markers [25, 30, 31, 33, 50] • Electronic monitoring [45] |