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目的探讨导致IVF受精失败或受精低下的原因。方法回顾性分析我中心2009年7月至2011年6月期间常规IVF受精失败或受精低下的病例资料,随机选取同期受精良好的病例为对照,比较两组间的差异。结果共1308例常规IVF中,受精失败或受精低下47例,发生率3.6%。受精失败或受精低下组与对照组(52例)比较在卵子成熟率和正常精子率两个指标上存在差异。结论我中心常规IVF受精失败或受精低下的主要影响因素是卵子成熟率和正常精子率。
Objective To investigate the causes of IVF fertilization failure or poor fertilization. Methods The data of IVF fertilization failure or poor fertilization in our center from July 2009 to June 2011 were retrospectively analyzed. Randomly selected cases of good fertilization during the same period as a control, the differences between the two groups were compared. Results A total of 1308 routine IVF fertilization failed or poor fertilization in 47 cases, the incidence of 3.6%. Fertilization failure or poor fertilization group compared with the control group (52 cases) in the egg maturity and normal sperm rate differences between the two indicators. Conclusions The main factors affecting IVF fertilization failure and fertilization failure in our center are egg maturation rate and normal sperm rate.