The risk estimation of tuberculosis infection in the population of Ribeirão Preto, State of S. Paulo (Brazil), based on a transversal study, as well as on the annual incidence of positive sputum smear cases in that community is proposed. Data from 35.680 persons living in that community which had been registered at the local Public Health Center were used for this estimation. The risk of infection for different age groups and for the whole population as well its variations and implications was analysed.
Tuberculosis infection; Prevalence and incidence; S. Paulo State (Brazil)
