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New life sciences research has been reported by scientists at National Institute for Occupational Safety and Health

Published in TB and Outbreaks Week, November 17th, 2009

"We compared the results of the tuberculin skin test with the results of the QuantiFERON-TB Gold In-Tube (QFT-GIT) assay among 182 low-risk healthcare workers," scientists in the United States report.

"Overall agreement and specificity were high, but the tests did not agree on positive results. Only 2 of 5 positive QFT-GIT assay results could be confirmed with repeat analyses," wrote K.J. Cummings and colleagues, National Institute for Occupational Safety and Health.

The researchers concluded: "Indeterminate results were associated with potential immunosuppression."

Cummings and colleagues published their study in Infection...

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