US maternity care 'deserts' abound

County maternal care levels and the percentage of Black women of child-bearing age (15-44 years) residing in them:

Care desert   Low access   Moderate access   Full access  

"Care desert" is defined as a county with no hospitals that provide obstetric care; no birth centers; and no OB/GYN or certified nurse midwives. Data is for 2020.

Source: Census Bureau; March of Dimes