Body shape changes among children living in Jinuo community

Objective To explore body shape changes among Jinuo boys and girls aged 7-12 years during 2011 to 2016, and to fill in the data gaps of the "National Physique Monitoring" and "Chinese Students' Physique and Health" database. Methods Height and weight of children aged 7-12 years living in Jinuo nationality during 2011-2016 were measured. Inter-and intra-individual variation in body mass index (BMI) and BMI growth rate of Jinuo male and female girls were compared. Results From 2011 to 2016, boys and girls aged 7-12 years living in Jinuo community showed an overall increase trend in height. Some temporal and small declines in specific year were also noticed; the overall weight average showed an increasing trend; BMI increased with the age. The trends in boys and girls are basically the same. Growth rate in BMI showed a positive increasing trend. Conclusion During 2011-2016, body shape among boys and girls aged 7-12 years living in Jinuo community is generally thin. All the indicators in body shape show an increasing trend with age, which fits within the basic principal of human growth and development.