Who are these women?
—More than half — 54 per cent — say they were using birth control around the time they got pregnant.
—Most are unmarried, in their 20s and 30s; 18 per cent are teens.
—More than half are poor.
—Three-fourths identify with a religion, mostly Protestant; more than 1 in 4 are Catholic.
—Nearly 60 per cent have at least one child.
—More than one-third are white, 30 per cent are black and 25 per cent are Hispanic.
Source: Centers for Disease Control and Prevention and Guttmacher Institute.