Predictors of switch to and early outcomes on third-line antiretroviral therapy at a large public-sector clinic in Johannesburg, South Africa

Autor: Denise Evans, Kamban Hirasen, Rebecca Berhanu, Given Malete, Prudence Ive, David Spencer, Sharlaa Badal-Faesen, Ian M. Sanne, Matthew P. Fox
Jazyk: angličtina
Rok vydání: 2018
Předmět:
Zdroj: AIDS Research and Therapy, Vol 15, Iss 1, Pp 1-12 (2018)
Druh dokumentu: article
ISSN: 1742-6405
DOI: 10.1186/s12981-018-0196-9
Popis: Abstract Background While efficacy data exist, there are limited data on the outcomes of patients on third-line antiretroviral therapy (ART) in sub-Saharan Africa in actual practice. Being able to identify predictors of switch to third-line ART will be essential for planning for future need. We identify predictors of switch to third-line ART among patients with significant viraemia on a protease inhibitor (PI)-based second-line ART regimen. Additionally, we describe characteristics of all patients on third-line at a large public sector HIV clinic and present their early outcomes. Methods Retrospective analysis of adults (≥ 18 years) on a PI-based second-line ART regimen at Themba Lethu Clinic, Johannesburg, South Africa as of 01 August 2012, when third-line treatment became available in South Africa, with significant viraemia on second-line ART (defined as at least one viral load ≥ 1000 copies/mL on second-line ART after 01 August 2012) to identify predictors of switch to third-line (determined by genotype resistance testing). Third-line ART was defined as a regimen containing etravirine, raltegravir or ritonavir boosted darunavir, between August 2012 and January 2016. To assess predictors of switch to third-line ART we used Cox proportional hazards regression among those with significant viraemia on second-line ART after 01 August 2012. Then among all patients on third-line ART we describe viral load suppression, defined as a viral load
Databáze: Directory of Open Access Journals
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