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作者报告对 MLCu250IUD 超过最长推荐使用期限(3年)的安全性和有效性进行评价的结果。将1977年1月1日至1986年12月31日在作者的诊所置 IUD 的115例妇女分为二组:置 IUD 超过3年的52例为研究组;不足3年的63例为对照组。二组妇女均为首次置 IUD 的经产妇,无既往妇产科病史。IUD 在无菌操作下以标准方法置入。置入时给予每例妇女抗生素和解痉药物。置 IUD 后头1周和头1个月对每例置器妇女随访,此后每隔3个月随访一次。使用统计学方法评价研究数据并对二组妇女导致停用 IUD 的并发症和意外事件发生率进行比较。由于二组妇女人数均较少,因此 IUD 事件发
The authors report the results of evaluating the safety and efficacy of the MLCu250IUD over the maximum recommended lifespan (3 years). A total of 115 women with IUD in the clinic from January 1, 1977 to December 31, 1986 were divided into two groups: 52 with IUD over 3 years as study group; and 63 under 3 years as control group . Women in both groups were the first women with IUD who had no history of obstetrics and gynecology. The IUD is placed aseptically using standard methods. When given to give each woman antibiotics and antispasmodic drugs. Follow-up was performed on each setter in the first week and the first month after the IUD was set, followed by every 3 months thereafter. Statistical methods were used to evaluate the data and to compare the incidence of complications and incidents in the two groups of women leading to discontinuation of IUD. Due to the small number of women in both groups, the IUD incident occurred