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本文通过使用国内常用16种避孕药具的10万名女性人群,采用流行病学调查方法,对妇女阴道突破性出血、阻道不规则出血等指标进行分析、评价。结果表明:各避孕药具的阴道突破性出血率为1.18%,发生于用药具后5.76天(中位数)±1.49天(平均差);阴道不规则出血的百分率为2.23%,持续时间,70.62%持续1周以内。
In this paper, through the use of 100,000 female population of 16 kinds of contraceptives commonly used in our country, the epidemiological investigation methods were used to analyze and evaluate the vaginal breakthrough bleeding and irregular bleeding in women. The results showed that the rate of vaginal breakthrough bleeding of various contraceptives was 1.18%, which occurred at 5.76 days (median) ± 1.49 days after treatment (mean difference). The percentage of irregular vaginal bleeding was 2.23% 70.62% lasts within 1 week.