Los hábitos de higiene a nivel familiar y fiebre tifoidea / Family hygiene and typhoid fever

We studied the relation of habits related to the fecal-oral cycle and incidence of typhoid fever in children attendidng to school system for 1 to years and in their families. The goal was to identify a predictor to detect families at risk for typhoid fever. A sample of 80 school-moter dyads, 40 of high and 40 of low socio-economic status was studied. 20 children in each group had had thyphoid fever. Logistic regression analysis allowed to identify dirty edges of the toilet vowl and nail eating habits as highly specific (97%) and sensitive (82%) index of risk. The predictor held both in high and low socio-economic groups and could be used to identify families at risk of developing typhoid fever