The evaluation of school-based contact investigations in New York State, exclusive of New York City, 1997-2001.

Tuberculosis contact investigations conducted in school settings in New York State (exclusive of New York City) from 1997-2001 were assessed to identify current practices and develop guidance for future investigations. Site visits were made to counties where 26 school-based contact investigations were conducted during the study period. Among the 4,070 individuals tested in the first round, the skin test positivity rate was 5.