Objective: In recent years an increasing prevalence in overweight and obesity of children and adolescents has been recorded worldwide. Childhood obesity is a risk factor for adulthood obesity. The aim of the study is to examine the prevalence of overweight and obesity in children and adolescents aged 7-19 in a 10-year long period in Serbia.
Subjects and methods: Cross sectional investigation was conducted in the periods 2001-2004 and 2011-2014. The first investigation included 8965 individuals, 4344 schoolboys and 4621 schoolgirls aged 7-19, while the second investigation included 2507 schoolboys and 3083 schoolgirls. The body mass index (BMI kg m(-2)) was obtained from the recorded height and weight and the assessment of overweight and obesity was based on IOTF reference values.
Results: In the first period investigation overweight prevalence was detected in 18% of subjects (21.1% in boys and 15.1% in girls) and obesity prevalence in 5.5% of subjects (6.7% in boys and 4.4% in girls). In the second investigation the overweight and obesity prevalence was observed in 17.4% and 4.5% of subjects, respectively (20.6% in boys and 14.8% in girls; 5.3% in boys and 3.9% in girls).
Conclusion: The results indicate that in the ten-year period there has been no increase in the number of overweight and obese children and adolescents in Serbia.