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获得生育能力称之为生育力(fecundity),一般以观察时间段的临床妊娠率或活产率来评价,也可将获得临床妊娠时间(time to pregnancy,TTP)的长短作为评价指标。女性在25岁后,随着年龄的增加,生育力逐渐下降,自然流产率、妊娠和分娩期并发症、围生儿病率和死亡率等同步上升,35岁后这些变化更为明显,因此通常将35岁以上的妇女定义为生育高龄妇女(advanced maternal age,AMA),超
The term fertility is called fecundity, which is usually evaluated by observing the clinical pregnancy rate or live birth rate over a period of time. The time to obtain clinical to-pregnancy (TTP) can also be used as an evaluation indicator. After 25 years of age, fertility declines gradually with age, and the spontaneous abortion rate, complications during pregnancy and childbirth, perinatal morbidity and mortality increase synchronously. After 35 years of age, these changes are more obvious Women over the age of 35 are usually defined as advanced maternal age (AMA)