Mortality during tuberculosis treatment in South Africa using an 8-year analysis of the national tuberculosis treatment register

Abstract In 2011, the South African HIV treatment eligibility criteria were expanded to allow all tuberculosis (TB) patients lifelong ART. The impact of this change on TB mortality in South Africa is not known. We evaluated mortality in all adults (≥ 15 years old) treated for drug-susceptible TB in...

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Autores principales: Muhammad Osman, Cari van Schalkwyk, Pren Naidoo, James A. Seddon, Rory Dunbar, Sicelo S. Dlamini, Alex Welte, Anneke C. Hesseling, Mareli M. Claassens
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Publicado: Nature Portfolio 2021
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Acceso en línea:https://doaj.org/article/a8bd78d5ca3148f89fba1849008f2aa1
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spelling oai:doaj.org-article:a8bd78d5ca3148f89fba1849008f2aa12021-12-02T17:06:09ZMortality during tuberculosis treatment in South Africa using an 8-year analysis of the national tuberculosis treatment register10.1038/s41598-021-95331-w2045-2322https://doaj.org/article/a8bd78d5ca3148f89fba1849008f2aa12021-08-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-95331-whttps://doaj.org/toc/2045-2322Abstract In 2011, the South African HIV treatment eligibility criteria were expanded to allow all tuberculosis (TB) patients lifelong ART. The impact of this change on TB mortality in South Africa is not known. We evaluated mortality in all adults (≥ 15 years old) treated for drug-susceptible TB in South Africa between 2009 and 2016. Using a Cox regression model, we quantified risk factors for mortality during TB treatment and present standardised mortality ratios (SMR) stratified by year, age, sex, and HIV status. During the study period, 8.6% (219,618/2,551,058) of adults on TB treatment died. Older age, male sex, previous TB treatment and HIV infection (with or without the use of ART) were associated with increased hazard of mortality. There was a 19% reduction in hazard of mortality amongst all TB patients between 2009 and 2016 (adjusted hazard ratio: 0.81 95%CI 0.80–0.83). The highest SMR was in 15–24-year-old women, more than double that of men (42.3 in 2016). Between 2009 and 2016, the SMR for HIV-positive TB patients increased, from 9.0 to 19.6 in women, and 7.0 to 10.6 in men. In South Africa, case fatality during TB treatment is decreasing and further interventions to address specific risk factors for TB mortality are required. Young women (15–24-year-olds) with TB experience a disproportionate burden of mortality and interventions targeting this age-group are needed.Muhammad OsmanCari van SchalkwykPren NaidooJames A. SeddonRory DunbarSicelo S. DlaminiAlex WelteAnneke C. HesselingMareli M. ClaassensNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-10 (2021)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Muhammad Osman
Cari van Schalkwyk
Pren Naidoo
James A. Seddon
Rory Dunbar
Sicelo S. Dlamini
Alex Welte
Anneke C. Hesseling
Mareli M. Claassens
Mortality during tuberculosis treatment in South Africa using an 8-year analysis of the national tuberculosis treatment register
description Abstract In 2011, the South African HIV treatment eligibility criteria were expanded to allow all tuberculosis (TB) patients lifelong ART. The impact of this change on TB mortality in South Africa is not known. We evaluated mortality in all adults (≥ 15 years old) treated for drug-susceptible TB in South Africa between 2009 and 2016. Using a Cox regression model, we quantified risk factors for mortality during TB treatment and present standardised mortality ratios (SMR) stratified by year, age, sex, and HIV status. During the study period, 8.6% (219,618/2,551,058) of adults on TB treatment died. Older age, male sex, previous TB treatment and HIV infection (with or without the use of ART) were associated with increased hazard of mortality. There was a 19% reduction in hazard of mortality amongst all TB patients between 2009 and 2016 (adjusted hazard ratio: 0.81 95%CI 0.80–0.83). The highest SMR was in 15–24-year-old women, more than double that of men (42.3 in 2016). Between 2009 and 2016, the SMR for HIV-positive TB patients increased, from 9.0 to 19.6 in women, and 7.0 to 10.6 in men. In South Africa, case fatality during TB treatment is decreasing and further interventions to address specific risk factors for TB mortality are required. Young women (15–24-year-olds) with TB experience a disproportionate burden of mortality and interventions targeting this age-group are needed.
format article
author Muhammad Osman
Cari van Schalkwyk
Pren Naidoo
James A. Seddon
Rory Dunbar
Sicelo S. Dlamini
Alex Welte
Anneke C. Hesseling
Mareli M. Claassens
author_facet Muhammad Osman
Cari van Schalkwyk
Pren Naidoo
James A. Seddon
Rory Dunbar
Sicelo S. Dlamini
Alex Welte
Anneke C. Hesseling
Mareli M. Claassens
author_sort Muhammad Osman
title Mortality during tuberculosis treatment in South Africa using an 8-year analysis of the national tuberculosis treatment register
title_short Mortality during tuberculosis treatment in South Africa using an 8-year analysis of the national tuberculosis treatment register
title_full Mortality during tuberculosis treatment in South Africa using an 8-year analysis of the national tuberculosis treatment register
title_fullStr Mortality during tuberculosis treatment in South Africa using an 8-year analysis of the national tuberculosis treatment register
title_full_unstemmed Mortality during tuberculosis treatment in South Africa using an 8-year analysis of the national tuberculosis treatment register
title_sort mortality during tuberculosis treatment in south africa using an 8-year analysis of the national tuberculosis treatment register
publisher Nature Portfolio
publishDate 2021
url https://doaj.org/article/a8bd78d5ca3148f89fba1849008f2aa1
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