publication . Article . Other literature type . Preprint . 2015

Maternal pre-pregnancy BMI, gestational weight gain, and infant birth weight: A within-family analysis in the United States

Ji Ph.D Yan;
Open Access
  • Published: 01 Jul 2015 Journal: Economics & Human Biology, volume 18, pages 1-12 (issn: 1570-677X, Copyright policy)
  • Publisher: Elsevier BV
Abstract
In the United States, the high prevalence of unhealthy preconception body weight and inappropriate gestational weight gain among pregnant women is an important public health concern. However, the relationship among pre-pregnancy BMI, gestational weight gain, and newborn birth weight has not been well established. This study uses a very large dataset of sibling births and a within-family design to thoroughly address this issue. The baseline regression controlling for mother fixed effects indicates maternal preconception overweight, preconception obesity, and excessive gestational weight gain significantly increase the risk of having a high birth weight baby, whil...
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Subjects
free text keywords: Health(social science), Gestation, Birth weight, Weight gain, medicine.symptom, medicine, Overweight, Pregnancy, medicine.disease, Underweight, Obstetrics, medicine.medical_specialty, Low birth weight, business.industry, business, Obesity, jel:I12, jel:I18

2009 Guideline

BMI Category Ranges for BMI Categories (kg/m2) Recommended Weight Gain Ranges (kg) Underweight <18.5 12.5-18 Normal weight 18.5-25 11.5-16 Overweight 25-30 7-11.5 Obese ≥30 5-9 1990 Guideline

Ranges for BMI Categories (kg/m2) Recommended Weight Gain Ranges (kg) Underweight <19.8 12.5-18 Normal weight 19.8-26 11.5-16 Overweight 26-29 7-11.5 Obese ≥29 >6.8 Source: IOM, 1990 and IOM, 2009.

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