Associated factors in high blood pressure among schoolchildren in a middle size city, southern Brazil.

Objective: To establish the prevalence of high blood pressure and associated factors among schoolchildren from Caxias do Sul, state of Rio Grande do Sul, Brazil.

Methods: This school-based cross-sectional study assessed boys and girls aged 7 to 12 years from private and public schools. Three measurements of the children's blood pressure were taken during one visit to the schools.