[Provincial prevalence of overweight and obesity among 0-5 years old children in China in 2013].

OBJECTIVE

To study the provincial prevalence of overweight and obesity among 0-5 years old children in China in 2013.

METHODS

Data was from the China Nutrition and Health Surveillance among 0-5 years Children and Lactating Women in 2013. A stratified multistage cluster sampling was used among 0-5 years children from 31 provinces, autonomous regions, and municipalities and selected 55 districts/counties. The weight and height measurement was conducted using a standard method. The questionnaire was used to collect the information of children. The WHO 2006 growth standard and WHO 2007 growth reference were used to define the overweight and obesity in children. The data was calculated using the post-stratified weight based on provincial census from the National Bureau of Statistics in 2010.

RESULTS

The sample participants were 32 861 in 2013. The provincial prevalence of overweight was in 3. 3%-16. 1% and in 0. 6%-9. 7% for obesity. Among the provinces with urban survey sites, the highest prevalence of overweight and obesity was Shandong(14. 3% and 5. 2%), the lowest was Hainan(3. 3% and 0. 6%). Among the provinces with rural survey sites, the highest rate of overweight was Shanxi(16. 1%)and the lowest was Qinghai(3. 3%), while the highest rate of obesity was Shanxi(9. 7%)and the lowest was Qinghai(0. 7%). Among the provinces with both urban and rural survey sites, the highest prevalence of overweight and obesity was in Hebei(14. 3% and 6. 6%), the lowest was in Guizhou(3. 5% and 0. 9%).

CONCLUSION

The prevalence of overweight and obesity among 0-5 years old children was higher in central and middle region in China.