Clark J F, Smith E S, Hopkins E L
J Natl Med Assoc. 1982 Jan;74(1):39-42.
In 20 years, from 1957 through 1977, there were 2,280 cases of adolescent pregnancy. The number one problem was low birth weight which occurred in 17 percent of all patients. The second significant obstetrical risk was toxemia of pregnancy, occurring in 15 percent of the cases. The cesarean section rate was 6.7 percent. There were 1.8 percent stillbirths and one maternal death.
从1957年到1977年的20年间，共有2280例青少年怀孕案例。首要问题是低体重出生，占所有患者的17%。第二个重大产科风险是妊娠中毒症，发生率为15%。剖宫产率为6.7%。死产率为1.8%，有1例产妇死亡。
