METHODS According to the POF diagnosis standard,the B ultrasound medical equipment to determine ovary size and the blood examination to detect the level of sex excitatory autacoid.

• 方法按照POF的诊断标准结合问卷调查并对所有样本人群进行一般健康状况了解、B超测定卵巢大小和血液性激素水平检测。