Cost-effectiveness of Quantiferon®-TB Gold-in-Tube versus tuberculin skin testing for contact screening and treatment of latent tuberculosis infection in Brazil.

Latent tuberculosis infection (LTBI) is a reservoir for new TB cases. Isoniazid preventive therapy (IPT) reduces the risk of active TB by as much as 90%, but LTBI screening has limitations. Unlike tuberculin skin testing (TST), interferon-gamma release assays are not affected by BCG vaccination, and...

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Bibliographic Details
Main Authors: Ricardo Ewbank Steffen, Rosângela Caetano, Márcia Pinto, Diogo Chaves, Rossini Ferrari, Mayara Bastos, Sandra Teixeira de Abreu, Dick Menzies, Anete Trajman
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2013-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC3617186?pdf=render