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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2021
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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) |
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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 |
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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 |
work_keys_str_mv |
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