Trends in weight, height, BMI and obesity in schoolchildren from Santa Rosa (Argentina), 1990-2005/07.

Aim: To assess secular changes in physical growth and the current prevalence and trend of overweight/obesity in Argentinian schoolchildren.

Subjects And Methods: One thousand and forty-nine schoolchildren aged 6 and 12 years attending schools in 1990 were compared with an age-matched sample of 935 boys and girls collected between 2005-2007. Changes in weight, height and BMI by age between the surveys were analysed using one-way analysis of variance.