Crude and adjusted prevalence ratio with a 95% confidence interval (95% CI) based on independent variables for schoolchildren aged 1 to 12 years from urban areas of Fernandópolis, in the northwest of São Paulo State, Brazil.

cPR - crude prevalence ratio (considering the design effect).aPR - adjusted prevalence ratio (considering the design effect).†ELISA anti-Toxocara spp. antibodies: positivity is the outcome.††Refers to the families who have no health insurance at their disposal and are solely and exclusively dependent on the Brazilian Unified Health System.£Note these habits at least 3 times in the past month.µNote the habit of hand washing before meals (at least 3 times a day).‡Pearson chi-squared test.‡‡Wald chi-squared test.€Fisher exact test.