Trends in growth and nutritional status of high school graduates in Hangzhou

Trends in growth and nutritional status of high school graduates in Hangzhou, China, 2011–2020 Duan et al BMC Public Health (2022) 22 830 https doi org10 1186s12889 022 13253 2 RESEARCH Trends in. Trends in growth and nutritional status of high school graduates in Hangzhou

(2022) 22:830 Duan et al BMC Public Health https://doi.org/10.1186/s12889-022-13253-2 Open Access RESEARCH Trends in growth and nutritional status of high school graduates in Hangzhou, China, 2011–2020 Xu Duan1*, Yi‑nan Zhou2 and Yun Chen2  Abstract  Background:  During past decades, there was a positive trend in growth and nutrition status of adolescents in China, but there was significant regional disparity The purpose of this study is to investigate the trends in growth and nutri‑ tional status of high school graduates in Hangzhou between 2011 and 2020 Methods:  High school graduates (Grade 12) who finished the physical examination of the national college entrance examination between 2011 and 2020 (n=481,353)were included in this study Data were obtained from the data‑ base of physical examination of the national college entrance exam Height and weight were measured; body mass index (BMI) was calculated from height and weight Thinness, overweight and obesity were defined according to the International Obesity Task Force criteria For the vast majority of the high school graduates were 18 years old or nearly 18 years old, the cutoffs of 18 years were adopted Those are 18.5, 25 and 30 kg/m2, for thinness, overweight and obesity respectively Results:  There was a significant growth trend in height, weight and BMI in both sexes (P