Breastfeeding and overweight in childhood: Evidence from the Pelotas 1993 birth cohort study

C. L. Araújo, C. G. Victora, P. C. Hallal, D. P. Gigante

Research output: Contribution to journalArticlepeer-review

58 Scopus citations


Objectives:The effect of breastfeeding duration on the prevalence of overweight and on mean weight for height z-score (WHZ) was evaluated in Brazilian children.Design:Prospective population-based birth cohort study.Subjects:In total, 1273 children aged 4 years, corresponding to a follow-up rate of 87.2%.Measurements:Three explanatory variables were studied: duration of any breastfeeding, duration of exclusive or predominant breastfeeding, and ever breastfeeding. Weight and height were measured using a digital electronic scale and a portable stadiometer. Overweight was defined as WHZ >2 using the National Center for Health Statistics reference curve.Results:Overweight prevalence at the age of 4 years was 10.2% (95% CI 8.4; 11.8). The lowest prevalence (6.5%) was observed among children breastfed for

Original languageEnglish (US)
Pages (from-to)500-506
Number of pages7
JournalInternational Journal of Obesity
Issue number3
StatePublished - Mar 2006
Externally publishedYes


  • Adiposity
  • Cohort studies
  • Human
  • Infant feeding
  • Longitudinal
  • Milk
  • Prospective studies

ASJC Scopus subject areas

  • Medicine (miscellaneous)
  • Public Health, Environmental and Occupational Health
  • Endocrinology
  • Food Science
  • Endocrinology, Diabetes and Metabolism


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