作者
Jihong Liu, James N Laditka, Elizabeth J Mayer‐Davis, Russell R Pate
发表日期
2008/9
期刊
Birth
卷号
35
期号
3
页码范围
188-195
出版商
Blackwell Publishing Inc
简介
Background
Gestational diabetes affects approximately 7 percent of all pregnancies in the United States; its prevalence may have increased among all ethnic groups since the early 1990s. Our study examined whether physical activity during pregnancy reduced the risk of gestational diabetes among women who were physically inactive before pregnancy. Methods
We used data from the 1988 National Maternal and Infant Health Survey (NMIHS), a nationally representative sample of mothers with live births. The NMIHS obtained mothers’ gestational diabetes diagnoses from care providers and mothers reported their physical activity before and during pregnancy, including the number of months with physical activity and types of physical activity. We developed a physical activity index, the product of the number of months with physical activity, and average metabolic equivalents for specific activities …引用总数
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J Liu, JN Laditka, EJ Mayer‐Davis, RR Pate - Birth, 2008