Tuberculosis incidence in prisons: a systematic review.

<h4>Background</h4>Transmission of tuberculosis (TB) in prisons has been reported worldwide to be much higher than that reported for the corresponding general population.<h4>Methods and findings</h4>A systematic review has been performed to assess the risk of incident latent...

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Main Authors: Iacopo Baussano, Brian G Williams, Paul Nunn, Marta Beggiato, Ugo Fedeli, Fabio Scano
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2010-12-01
Series:PLoS Medicine
Online Access:https://journals.plos.org/plosmedicine/article/file?id=10.1371/journal.pmed.1000381&type=printable
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author Iacopo Baussano
Brian G Williams
Paul Nunn
Marta Beggiato
Ugo Fedeli
Fabio Scano
author_facet Iacopo Baussano
Brian G Williams
Paul Nunn
Marta Beggiato
Ugo Fedeli
Fabio Scano
author_sort Iacopo Baussano
collection DOAJ
description <h4>Background</h4>Transmission of tuberculosis (TB) in prisons has been reported worldwide to be much higher than that reported for the corresponding general population.<h4>Methods and findings</h4>A systematic review has been performed to assess the risk of incident latent tuberculosis infection (LTBI) and TB disease in prisons, as compared to the incidence in the corresponding local general population, and to estimate the fraction of TB in the general population attributable (PAF%) to transmission within prisons. Primary peer-reviewed studies have been searched to assess the incidence of LTBI and/or TB within prisons published until June 2010; both inmates and prison staff were considered. Studies, which were independently screened by two reviewers, were eligible for inclusion if they reported the incidence of LTBI and TB disease in prisons. Available data were collected from 23 studies out of 582 potentially relevant unique citations. Five studies from the US and one from Brazil were available to assess the incidence of LTBI in prisons, while 19 studies were available to assess the incidence of TB. The median estimated annual incidence rate ratio (IRR) for LTBI and TB were 26.4 (interquartile range [IQR]: 13.0-61.8) and 23.0 (IQR: 11.7-36.1), respectively. The median estimated fraction (PAF%) of tuberculosis in the general population attributable to the exposure in prisons for TB was 8.5% (IQR: 1.9%-17.9%) and 6.3% (IQR: 2.7%-17.2%) in high- and middle/low-income countries, respectively.<h4>Conclusions</h4>The very high IRR and the substantial population attributable fraction show that much better TB control in prisons could potentially protect prisoners and staff from within-prison spread of TB and would significantly reduce the national burden of TB. Future studies should measure the impact of the conditions in prisons on TB transmission and assess the population attributable risk of prison-to-community spread. Please see later in the article for the Editors' Summary.
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spelling doaj-art-e7880ea4af174af5b26efea9216409ac2025-08-20T03:32:46ZengPublic Library of Science (PLoS)PLoS Medicine1549-12771549-16762010-12-01712e100038110.1371/journal.pmed.1000381Tuberculosis incidence in prisons: a systematic review.Iacopo BaussanoBrian G WilliamsPaul NunnMarta BeggiatoUgo FedeliFabio Scano<h4>Background</h4>Transmission of tuberculosis (TB) in prisons has been reported worldwide to be much higher than that reported for the corresponding general population.<h4>Methods and findings</h4>A systematic review has been performed to assess the risk of incident latent tuberculosis infection (LTBI) and TB disease in prisons, as compared to the incidence in the corresponding local general population, and to estimate the fraction of TB in the general population attributable (PAF%) to transmission within prisons. Primary peer-reviewed studies have been searched to assess the incidence of LTBI and/or TB within prisons published until June 2010; both inmates and prison staff were considered. Studies, which were independently screened by two reviewers, were eligible for inclusion if they reported the incidence of LTBI and TB disease in prisons. Available data were collected from 23 studies out of 582 potentially relevant unique citations. Five studies from the US and one from Brazil were available to assess the incidence of LTBI in prisons, while 19 studies were available to assess the incidence of TB. The median estimated annual incidence rate ratio (IRR) for LTBI and TB were 26.4 (interquartile range [IQR]: 13.0-61.8) and 23.0 (IQR: 11.7-36.1), respectively. The median estimated fraction (PAF%) of tuberculosis in the general population attributable to the exposure in prisons for TB was 8.5% (IQR: 1.9%-17.9%) and 6.3% (IQR: 2.7%-17.2%) in high- and middle/low-income countries, respectively.<h4>Conclusions</h4>The very high IRR and the substantial population attributable fraction show that much better TB control in prisons could potentially protect prisoners and staff from within-prison spread of TB and would significantly reduce the national burden of TB. Future studies should measure the impact of the conditions in prisons on TB transmission and assess the population attributable risk of prison-to-community spread. Please see later in the article for the Editors' Summary.https://journals.plos.org/plosmedicine/article/file?id=10.1371/journal.pmed.1000381&type=printable
spellingShingle Iacopo Baussano
Brian G Williams
Paul Nunn
Marta Beggiato
Ugo Fedeli
Fabio Scano
Tuberculosis incidence in prisons: a systematic review.
PLoS Medicine
title Tuberculosis incidence in prisons: a systematic review.
title_full Tuberculosis incidence in prisons: a systematic review.
title_fullStr Tuberculosis incidence in prisons: a systematic review.
title_full_unstemmed Tuberculosis incidence in prisons: a systematic review.
title_short Tuberculosis incidence in prisons: a systematic review.
title_sort tuberculosis incidence in prisons a systematic review
url https://journals.plos.org/plosmedicine/article/file?id=10.1371/journal.pmed.1000381&type=printable
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AT briangwilliams tuberculosisincidenceinprisonsasystematicreview
AT paulnunn tuberculosisincidenceinprisonsasystematicreview
AT martabeggiato tuberculosisincidenceinprisonsasystematicreview
AT ugofedeli tuberculosisincidenceinprisonsasystematicreview
AT fabioscano tuberculosisincidenceinprisonsasystematicreview