Nutrients during pregnancy

Pregnancy and lactation : Requirements for all nutrients are increased during pregnancy and lactation .

妊娠和哺乳在妊娠期和哺乳期，所有营养素的需要量都增高。

[ Results ] Malnutrition , diseases , no supplementation of relative nutrients , life events during pregnancy , absence of communication between parents and children , gestational complication , age of pregnant women , birth factors , neonate diseases and infants'diseases were the affecting factors on children mental retardation .

[结果]孕期营养、孕期疾病、孕期未补充相关元素、孕期生活事件、亲子交流少、孕母年龄、分娩因素、新生儿疾病和婴幼儿疾病影响儿童精神发育迟滞的发生。