At least 7 in 10 teenage women and their partners currently use a contraceptive method . 10 Single teens who use contraceptives are less likely to become pregnant than are single women in their early 20s who practice contraception .
Sex is rare among very young teenagers, but common in the later teenage years .
PID can lead to infertility and ectopic pregnancy . About 1 in 5 of all teenage mothers had a partner six or more years older . There were about 308,000 abortions among teens in 1992 . Since 1980, abortion rates among sexually experienced teens have declined steadily, because fewer teens are becoming pregnant, and in recent years, fewer pregnant teens have chosen to have an abortion . The reasons most often given by teens for choosing to have an abortion are concern about how having a baby would change their lives, feeling that they are not mature enough to have a child and having financial problems .