The March of Dimes PeriStats Data Center measures maternal and infant health. It uses data from 12 government agencies and organizations, to provide the most current mother and baby health statistics on topics such as prenatal care, preterm birth, low birth weight, newborn screening, infant mortality; smoking, alcohol, & drugs; C-section rates, health insurance coverage, and more. All states, and some county-specific or city data. 2022 Report cards are posted.