Risks of low birth weight, premature labor, anemia, and pre-eclampsia are connected to the biological age, being observed in teen births even after controlling for other risk factors (such as accessing prenatal care etc.).In developed countries, teenage pregnancies are associated with social issues, including lower educational levels, poverty, and other negative life outcomes in children of teenage mothers.Similarly, statistics on the mother's marital status are determined by whether she is married at the end of the pregnancy, not at the time of conception.According to the United Nations Population Fund (UNFPA), “Pregnancies among girls less than 18 years of age have irreparable consequences.Courts have also disagreed on whether consent, once given, can later be withdrawn.Many societies rank the seriousness of a rape based on the relationship between the perpetrator and the victim.
Some jurisdictions have specified that people debilitated by alcohol or other drugs are incapable of consenting to sex.
Therefore, by definition a husband could not rape his wife. No such concept exists in the law of some jurisdictions.
As Kersti Yllö states in the prologue of Understanding Marital Rape In a Global Context, "In some cultures, consent is not even something that an individual wife can give.
Teenage pregnancy in developed countries is usually outside of marriage, and carries a social stigma in many communities and cultures.
By contrast, teenage parents in developing countries are often married, and their pregnancies welcomed by family and society.