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Fig. 1 | BMC Pregnancy and Childbirth

Fig. 1

From: The effect of the 2009 revised U.S. guidelines for gestational weight gain on maternal and infant health: a quasi-experimental study

Fig. 1

Sample Selection. Pregnancy Risk Assessment Monitoring System (PRAMS) dataset includes linked birth certificate and women’s survey responses. Main analysis was restricted to women with live-born singleton births with a gestational age of 20–44 weeks at delivery in states for which PRAMS makes data available and whose pre-pregnancy weight was categorized as obese (body mass index ≥30) or overweight (body mass index 25.0–29.9)

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BMC Pregnancy and Childbirth

ISSN: 1471-2393

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