%0 Journal Article %T T¨¦tano: situa£¿£¿o imunit¨¢ria de uma popula£¿£¿o infantil urbana de S£¿o Paulo (SP), Brasil %A Iizuka %A Hideyo %A Higashi %A Hisako Gondo %A Oliveira %A Edison P. Tavares de %A Porto %A Ananias Pereira %A Assis %A Arthur Tadeu de %A Nichejevis %A Tatiana %A Sodr¨¦ %A Airton Marcondes %J Revista de Sa¨²de P¨²blica %D 1979 %I Universidade de S?o Paulo %R 10.1590/S0034-89101979000200007 %X ascertainment of the antitetanic immune state in a group of 126 children, 5 to 7 years old, from the infant population of s. paulo city (brazil), disclosed 41% and 21% of 5 and 6-year-old individuals respectively, susceptible to tetanus. all the 7-year-old children showed protection against tetanus, revealing a circulating antitoxin content at levels superior to 0.01 iu/ml. by analysis of the results it became clear that susceptibility varies in inverse ratio to age. the mean content of tetanus antitoxin oscillated between 0.0289 and 0.1143 iu/ml of serum. %K tetanus [child] %K tetanus [s. paulo %K sp %K brazil] %K tetanus antitoxin %K immunity. %U http://www.scielosp.org/scielo.php?script=sci_abstract&pid=S0034-89101979000200007&lng=en&nrm=iso&tlng=en