推迟生育青春期（世界卫生组织将１０－１９岁定义为青春期）妇女怀孕和生育都是及其危险的。１５－１９岁的少女因分娩而死亡的危险性是二十几岁妇女的两倍；而１５以下女孩因分娩而死亡的危险性是其５倍。从早孕危险性的角度看，许多国家的青春期生育率的确高得惊人；每... Delayed childbearing Adolescence (WHO defines 10-19 as adolescent) Pregnancy and childbirth are all women and are at risk. Girls 15-19 are twice as likely to die from childbirth as women in their twenties; girls under 15 are at least five times more likely to die as a result of childbirth. From the perspective of the risk of early pregnancy, adolescent birth rates in many countries are indeed staggeringly high; each ...