Does amount of weight gain during pregnancy modify the association between obesity and cesarean section delivery?

Background: Two-thirds of reproductive-aged women in the United States are overweight or obese and at risk for numerous associated adverse pregnancy outcomes. This study examined whether the amount of weight gained during pregnancy modifies the prepregnancy body mass index (BMI)-cesarean delivery association.

Methods: A total of 2,157 women aged 18-45 who participated in the 2008-2009 North Carolina Pregnancy Risk Assessment Monitoring System had complete information on prepregnancy BMI, maternal weight gain, and mode of delivery on infant birth certificates.

Treatment of semantic verb classes in aphasia: acquisition and generalization effects.

Verb retrieval difficulties are common in aphasia; however, few successful treatments have been documented (e.g. Conroy, P.