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Association between Sleep and Body Weight: A Panel Data Model Based on a Retrospective Longitudinal Cohort of Chinese

Tingting Sha1, Yan Yan2, Xiao Gao3

  • 1Department of Epidemiology and Medical Statistics, Xiangya School of Public Health, Central South University, Changsha 410078, Hunan, China. tingtingsha@csu.edu.cn.

International Journal of Environmental Research and Public Health
|April 26, 2017
PubMed

Insights

Infant sleep duration is linked to body weight, but sleep problems are not. Focusing on sleep duration may help prevent infant obesity.

Area of Science:

  • Pediatrics
  • Public Health
  • Child Development

Background:

  • Infant overweight and obesity are growing concerns.
  • Sleep is a crucial factor in infant development and health.
  • Understanding the relationship between infant sleep and weight is vital for early intervention.

Purpose of the Study:

  • To investigate the association between infant sleep duration and sleep problems with infant body weight.
  • To identify modifiable risk factors for infant overweight and obesity.

Main Methods:

  • A retrospective birth cohort study of 519 infants in Changsha, China.
  • Maternal self-reports assessed infant sleep duration and problems.
  • Panel data models analyzed the association with infant body weight at 1, 3, 6, 8, and 12 months.

Main Results:

  • A significant association was found between infant sleep duration and body weight (p < 0.01).
  • Infant sleep problems showed no significant effect on body weight (p = 0.151) after adjusting for feeding and socioeconomic factors.

Conclusions:

  • Infant sleep duration is a significant factor associated with infant body weight.
  • Sleep duration is a potentially modifiable risk factor for preventing infant overweight and obesity.
  • Increased parental attention to infant sleep duration is recommended for obesity prevention.

Keywords:
body weightfixed effectsobesitypanel datasleep duration

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