Priorities for Screening and Treatment of Latent Tuberculosis Infection in the United States.
Conclusions: LTBI screening guidelines could make progress toward TB elimination by prioritizing screening for close contacts, HIV-infected and the foreign-born regardless of time living in the U.S. For these groups, IGRA screening was more cost-effective than TST screening.
PMID: 21562129 [PubMed - as supplied by publisher] (Source: American Journal of Respiratory and Critical Care Medicine)