Analysis of 301 infertility patients of AIH-intrauterine insemination

Objective:To study the pregnancy rate of intrauterine insem ination (IUI) and the relative factors affecting the pregnancy rate. Methods: The sperm was selected by swimming-up technology. 301 infertility couples accepted IUI.Results: 301 couplels Underwent 435 cycles IUI,of whom 78 cases got pregnant. The cumulated pregnancy rate was 24.9%,while pregnancy rate per cycle was 17.93%. Among them,2 cases ended in ectopic pregnancies,2 cases were complete hydatidiform mole ,7 cases were twins or multiple pregnancies,48 cases resulted in single pregnancy,19 cycles were aborted. The pregnancy rate of stimulate ovulation cycles was higher than that of natural cycles,but the pregnancy rate among the three stimulate ovulation had no difference .The pregnancy rate on different time after the injection of HCG had no difference. Conclusion:IUI is one of the reliable assisted reproductive technologies,The pregnancy rate of stimulate ovulation cycles was higher than that of natural cycles.