Who is more likely to be obese or overweight among siblings? A nationally representative study in rural China.

ABSTRACT: BACKGROUND:The aims of this study were to determine the association between sibling rank and childhood obesity among children ≤ 5 years of age in rural China, and to investigate the effect of child gender and the obesity status of other siblings on this association. METHODS:Data from the China Family Panel Studies, a nationally representative survey, was used for the analysis. Sibling rank was defined as the birth order of all children with the same biological mother. A total of 1116 children ≤ 5 years of age were divided into four groups: children without siblings, first-born children, second-born children, and third-born or younger children. For each child, the body mass index and standard deviation (BMI z score) was calculated according to WHO standards; children with BMI z scores > 2 w

SUBMITTER: Hu J 

PROVIDER: S-EPMC5703493 | biostudies-literature | 2017

REPOSITORIES: biostudies-literature