Prevalence and Predictors of Substantial Postpartum Weight Retention Among Participants of the Special Supplemental Nutrition Program for Women, Infants, and Children (WIC) in Southern California.

Postpartum duration and maternal anthropometric characteristics were associated with SPPWR during the first postpartum year. Extending WIC eligibility for postpartum mothers to 2 years through the Wise Investment in Children Act may give WIC providers the opportunity to work closely with Southern California WIC mothers to achieve a healthy weight after pregnancy.