States with some of the nation's strictest abortion laws are also some of the hardest places to have and raise a healthy child, especially for the poor, according to an analysis of federal data by The Associated Press.

The findings raise questions about the strength of the social safety net as those states are poised to further restrict or even ban abortion access following an expected U.S. Supreme Court decision later this year. The burden is likely to fall heaviest on those with low incomes, who also are the least able to seek an abortion in another state where the procedure remains widely a...