Trends and inequalities in thinness and obesity among Chinese children and adolescents: evidence from seven national school surveys between 1985 and 2019.

ABSTRACT:

Background

There are little recent data in China regarding contemporary nutritional inequities among children and adolescents, particularly in relation to urban-rural residence and regional socioeconomic status (SES). We aim to assess inequalities in thinness and obesity in Chinese children and adolescents.

Methods

Weight and height measurements for 1 677 261 children and adolescents aged 7-18 years were obtained from seven cycles of the Chinese National Surveys on Students Constitution and Health (1985, 1995, 2000, 2005, 2010, 2014, and 2019). Sex-specific BMI-for-age Z scores were applied to define thinness (Z scores <-2SD) and obesity (Z scores >+2SD). Urban-rural classification came from the Statistical Urban and Rural Division Code, and gross domestic product (GDP) per

SUBMITTER: Song X 

PROVIDER: S-EPMC7616785 | biostudies-literature | 2024 Dec

REPOSITORIES: biostudies-literature