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Published online by Cambridge University Press: 02 January 2015
Tuberculin skin test (TST) was performed in 374 healthcare workers. TST results of induration of 10 mm or more and 20 mm or more were noted in 44.9% and 10.4%, respectively. Positive TST (> 10 mm) was found to be significantly associated with age, country of origin, and duration of employment.