Women who give birth at 35 or older have a higher risk of stillbirth and maternal death.

http://www.babycenter.com/404_what-are-the-risks-of-having-a-baby-if-im-35-or-older_3127.bc

Women who give birth at 35 or older have a higher risk of stillbirth and maternal death (although the overall number of stillbirths and women who die in childbirth each year has dropped significantly in the United States in the last few decades).