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Immunization
Scientists at University of Cincinnati discuss research in immunization
March 10th, 2009
"Interferon gamma release assays (IGRAs) offer alternatives to tuberculin skin tests (TSTs) for diagnosing latent tuberculosis infection (LTBI). Unlike TSTs, IGRAs require only a single patient visit and are not affected by prior BCG vaccination, providing greater specificity," scientists in the United States report. "Of 2 Food and Drug Administration approved IGRAs, the newer QuantiFERON-TB Gold in Tube test (QFT-GIT) requires less manual processing time than the QuantiFERON-TB Gold test (QFT-G). We compared the cost-effectiveness of the QFT-G, QFT-GIT, and TST for detecting LTBI in new health care workers (HCWs). A Markov state-transition decision analytic model using...
Source: TB & Outbreaks Week (2009-03-10)
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