Caracterización del índice de masa corporal en escolares que participaron dentro del programa de deporte escolar 40X40 en Bogotá, D.C.

El programa 40X40 promueve el deporte formativo en Bogotá. Esta estrategia requiere un diagnóstico poblacional, a partir del estado nutricional antropométrico en el puntaje Z del índice de masa corporal (IMC) (1), para promover hábitos saludables.The 40X40 training program promotes sports in Bogotá. This strategy requires a diagnosis of population based on anthropometric nutritional status through the Zscore body mass index (BMI) (1) to promote healthy habits. Objective: To determine the characteristics of BMI in school children enrolled in the 40X40 Program in Bogotá. Materials and methods: Research with a quantitative approach and descriptive study, regarding anthropometric variables and socio-demographic characteristics. Results: 1 035 school children participated, including 564 women and 471 men. 18 public educational institutions, in 10 localities, and 17 sports were included: ball 31%, combat 28%, art and pressure 16%, time 23% time, and urban sports and new trends (DUNT for its acronym in Spanish) 2%. Variables measuring weight, height and BMI and BMIzscore were considered. BMI showed 38.2% underweight, 46.2% average weight, 12.2% overweight and 2.8% obese children, while BMIzscore reported 16.5% underweight, 79.8% average, 3.5% overweight and 0.2% obese children. Conclusions: Significant differences between BMI and BMIzscore were reported; the first shows weight and height and the second adjusts both variables plus age. Therefore, it was determined that BMIzscore evaluates comprehensively the process of growth and development