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目的:评价两种国产皮下埋植剂的避孕效果、副反应和续用率。方法:在安徽省16个计划生育服务站对国产Ⅰ型和Ⅱ型皮下埋植剂进行临床研究,按统一筛选标准接收研究对象(Ⅰ型456例,Ⅱ型513例),并完成24个月的随访。结果:两种埋植剂24个月仅国产Ⅰ型发生1例妊娠,累积妊娠率0.22/百妇女年;24个月累积续用率Ⅰ型为83.98/百妇女年,Ⅱ型为94.33/百妇女年;24个月时副反应主诉发生率国产Ⅰ型为39.2％,Ⅱ型为35.1％,两组之间无显著性差异。结论:两种国产皮下埋植避孕剂均高效、可接受性较好。
OBJECTIVE: To evaluate the contraceptive efficacy, side effects and the rate of continuous use of two domestic implants. Methods: Domestic type Ⅰ and type Ⅱ subcutaneous implants were studied in 16 family planning service stations in Anhui Province. Subjects were enrolled in a unified screening criteria (type Ⅰ 456, type Ⅱ 513) and completed 24 months Follow-up. Results: The two kinds of implants produced only one case of type Ⅰ pregnancy in China in 24 months, with a cumulative pregnancy rate of 0.22 per 100 woman years. The cumulative follow-up rate at 24 months was 83.98 per 100 woman-years, with a type Ⅱ of 94.33 per 100 Women’s year; 24 months when the incidence of side effects of the main complaint of type I was 39.2%, type II was 35.1%, no significant difference between the two groups. Conclusion: The two kinds of domestic subcutaneously implanted contraceptives are highly effective and acceptable.