Determinants of HIV infection among adolescent girls and young women aged 15–24 years in South Africa: a 2012 population-based national household survey

Abstract Background South Africa is making tremendous progress in the fight against HIV, however, adolescent girls and young women aged 15–24 years (AGYW) remain at higher risk of new HIV infections. This paper investigates socio-demographic and behavioural determinants of HIV infection among AGYW i...

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Main Authors: Musawenkosi Mabaso, Zinhle Sokhela, Neo Mohlabane, Buyisile Chibi, Khangelani Zuma, Leickness Simbayi
Format: Article
Language:English
Published: BMC 2018-01-01
Series:BMC Public Health
Subjects:
Online Access:http://link.springer.com/article/10.1186/s12889-018-5051-3
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author Musawenkosi Mabaso
Zinhle Sokhela
Neo Mohlabane
Buyisile Chibi
Khangelani Zuma
Leickness Simbayi
author_facet Musawenkosi Mabaso
Zinhle Sokhela
Neo Mohlabane
Buyisile Chibi
Khangelani Zuma
Leickness Simbayi
author_sort Musawenkosi Mabaso
collection DOAJ
description Abstract Background South Africa is making tremendous progress in the fight against HIV, however, adolescent girls and young women aged 15–24 years (AGYW) remain at higher risk of new HIV infections. This paper investigates socio-demographic and behavioural determinants of HIV infection among AGYW in South Africa. Methods A secondary data analysis was undertaken based on the 2012 population-based nationally representative multi-stage stratified cluster random household sample. Multivariate stepwise backward and forward regression modelling was used to determine factors independently associated with HIV prevalence. Results Out of 3092 interviewed and tested AGYW 11.4% were HIV positive. Overall HIV prevalence was significantly higher among young women (17.4%) compared to adolescent girls (5.6%). In the AGYW model increased risk of HIV infection was associated with being young women aged 20–24 years (OR = 2.30, p = 0.006), and condom use at last sex (OR = 1.91, p = 0.010), and decreased likelihood was associated with other race groups (OR = 0.06, p < 0.001), sexual partner within 5 years of age (OR = 0.53, p = 0.012), tertiary level education (OR = 0.11, p = 0.002), low risk alcohol use (OR = 0.19, p = 0.022) and having one sexual partner (OR = 0.43, p = 0.028). In the adolescent girls model decreased risk of HIV infection was associated with other race groups (OR = 0.01, p < 0.001), being married (OR = 0.07), p = 0.016], and living in less poor household (OR = 0.08, p = 0.002). In the young women’s models increased risk of HIV infection was associated with condom use at last sex (OR = 2.09, p = 0.013), and decreased likelihood was associated with other race groups (OR = 0.17, p < 0.001), one sexual partner (OR = 0.6, p = 0.014), low risk alcohol use (OR = 0.17, p < 0.001), having a sexual partner within 5 years of age (OR = 0.29, p = 0.022), and having tertiary education (OR = 0.29, p = 0.022). Conclusion These findings support the need to design combination prevention interventions which simultaneously address socio-economic drivers of the HIV epidemic, promote education, equity and access to schooling, and target age-disparate partnerships, inconsistent condom use and risky alcohol consumption.
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spelling doaj.art-ddea9ac067954913aa0c127ff5f38a0b2022-12-22T02:37:00ZengBMCBMC Public Health1471-24582018-01-011811710.1186/s12889-018-5051-3Determinants of HIV infection among adolescent girls and young women aged 15–24 years in South Africa: a 2012 population-based national household surveyMusawenkosi Mabaso0Zinhle Sokhela1Neo Mohlabane2Buyisile Chibi3Khangelani Zuma4Leickness Simbayi5Epidemiology and Strategic Information Unit, HIV/AIDS, STIs and TB programme, Human Sciences Research CouncilHIV/AIDS, STIs and TB programme, Human Sciences Research CouncilHIV/AIDS, STIs and TB programme, Human Sciences Research CouncilHIV/AIDS, STIs and TB programme, Human Sciences Research CouncilResearch Methodology and Data Center, Human Sciences Research CouncilOffice of the Deputy CEO for Research, Human Sciences Research CouncilAbstract Background South Africa is making tremendous progress in the fight against HIV, however, adolescent girls and young women aged 15–24 years (AGYW) remain at higher risk of new HIV infections. This paper investigates socio-demographic and behavioural determinants of HIV infection among AGYW in South Africa. Methods A secondary data analysis was undertaken based on the 2012 population-based nationally representative multi-stage stratified cluster random household sample. Multivariate stepwise backward and forward regression modelling was used to determine factors independently associated with HIV prevalence. Results Out of 3092 interviewed and tested AGYW 11.4% were HIV positive. Overall HIV prevalence was significantly higher among young women (17.4%) compared to adolescent girls (5.6%). In the AGYW model increased risk of HIV infection was associated with being young women aged 20–24 years (OR = 2.30, p = 0.006), and condom use at last sex (OR = 1.91, p = 0.010), and decreased likelihood was associated with other race groups (OR = 0.06, p < 0.001), sexual partner within 5 years of age (OR = 0.53, p = 0.012), tertiary level education (OR = 0.11, p = 0.002), low risk alcohol use (OR = 0.19, p = 0.022) and having one sexual partner (OR = 0.43, p = 0.028). In the adolescent girls model decreased risk of HIV infection was associated with other race groups (OR = 0.01, p < 0.001), being married (OR = 0.07), p = 0.016], and living in less poor household (OR = 0.08, p = 0.002). In the young women’s models increased risk of HIV infection was associated with condom use at last sex (OR = 2.09, p = 0.013), and decreased likelihood was associated with other race groups (OR = 0.17, p < 0.001), one sexual partner (OR = 0.6, p = 0.014), low risk alcohol use (OR = 0.17, p < 0.001), having a sexual partner within 5 years of age (OR = 0.29, p = 0.022), and having tertiary education (OR = 0.29, p = 0.022). Conclusion These findings support the need to design combination prevention interventions which simultaneously address socio-economic drivers of the HIV epidemic, promote education, equity and access to schooling, and target age-disparate partnerships, inconsistent condom use and risky alcohol consumption.http://link.springer.com/article/10.1186/s12889-018-5051-3DeterminantsHIV infectionAdolescent girlsYoung womenSouth Africa
spellingShingle Musawenkosi Mabaso
Zinhle Sokhela
Neo Mohlabane
Buyisile Chibi
Khangelani Zuma
Leickness Simbayi
Determinants of HIV infection among adolescent girls and young women aged 15–24 years in South Africa: a 2012 population-based national household survey
BMC Public Health
Determinants
HIV infection
Adolescent girls
Young women
South Africa
title Determinants of HIV infection among adolescent girls and young women aged 15–24 years in South Africa: a 2012 population-based national household survey
title_full Determinants of HIV infection among adolescent girls and young women aged 15–24 years in South Africa: a 2012 population-based national household survey
title_fullStr Determinants of HIV infection among adolescent girls and young women aged 15–24 years in South Africa: a 2012 population-based national household survey
title_full_unstemmed Determinants of HIV infection among adolescent girls and young women aged 15–24 years in South Africa: a 2012 population-based national household survey
title_short Determinants of HIV infection among adolescent girls and young women aged 15–24 years in South Africa: a 2012 population-based national household survey
title_sort determinants of hiv infection among adolescent girls and young women aged 15 24 years in south africa a 2012 population based national household survey
topic Determinants
HIV infection
Adolescent girls
Young women
South Africa
url http://link.springer.com/article/10.1186/s12889-018-5051-3
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