Maternal mortality rates per 100,000 births by state. US map. US Centers for Disease Control and Prevention (CDC).
Own work from Maternal deaths and mortality rates by state, 2018-2021. Listed at Data Files and Resources. National Vital Statistics System (NVSS). National Center for Health Statistics. US Centers for Disease Control and Prevention. Template map of U.S. states and District of Columbia.svg
Timeshifter from template: File:Template map of U.S. states and District of Columbia.svg and instructions: File talk:Template map of U.S. states and District of Columbia.svg/Instructions. See more info: en:User:Timeshifter/Sandbox202 and en:User:Timeshifter/Sandbox207.