Latent Tuberculosis Infection in School Children and Contact Tracing in Matlosana, North West Province, South Africa

This is a cross-sectional study to estimate the prevalence of latent TB infection (LTBI) and the annual risk of infection (ARTI) among a sample of children aged five and seven years in Matlosana, South Africa. LTBI prevalence was significantly higher in 7 children aged 7 years (n ¼ 704) (19.7%, 95%C...

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Bibliographic Details
Published in:The international journal of tuberculosis and lung disease 2015-11, Vol.19 (11), p.1290-1292
Main Authors: Lebina, L., Abraham, PM, Milovanovic, M., Motlhaoleng, K., Chaisson, RE, Rakgokong, M., Variava, E., Martinson, NA
Format: Article
Language:English
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Summary:This is a cross-sectional study to estimate the prevalence of latent TB infection (LTBI) and the annual risk of infection (ARTI) among a sample of children aged five and seven years in Matlosana, South Africa. LTBI prevalence was significantly higher in 7 children aged 7 years (n ¼ 704) (19.7%, 95%CI 16.75–22.65) than in those aged 5 years (212/1401, 15.1%, 95%CI 13.23–16.97) (P=0.0075). The ARI was 2.9% (95%CI 2.2–3.6)
ISSN:1027-3719
1815-7920
DOI:10.5588/ijtld.15.0370