Revista de Saúde Pública
On-line version ISSN 1518-8787
CERTAIN, Diogenes Augusto et al. Data analysis of the tuberculous infection investigation and of the first programme of vaccination with intradermic BCG- among schoolchildren in S. Paulo, Brazil: 1971 to 1974. Rev. Saúde Pública [online]. 1975, vol.9, n.2, pp. 125-136. ISSN 1518-8787. http://dx.doi.org/10.1590/S0034-89101975000200005.
The results of tuberculinic sensitivity investigation and vaccination of the non reactors with intradermic BCG among schoolchildren in the first grades of the S. Paulo Municipal Schools over a period of four years is presented. The data obtained showed rates that varied between 1.6 and 3.0% for weak reactors and 6.6 and 7.6% for strong reactors. Vaccination was performed on 129,784 children, corresponding to 89.7% of the 144,641 non reactors. The investigation of the tuberculinic turn-over after vaccination was done by sampling and showed, throughout the years, rates which varied from 85.6 to 96.1% of convertees. Of these, 7.8 to 21.4 showed weak reactions and 64.2 to 88.3%, strong reactions. These data give some important informations on the epidemiological situation of Tuberculosis among us and demonstrate the viability of vaccination with intradermic BCG as a measure of Public Health.
Keywords : Tuberculosis; BCG vaccination; Schoolchildren [S. Paulo, Brazil]; Tuberculin test.