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目的了解输卵管妊娠发生的原因,为采取相应有效预防措施提供依据。方法采用临床病例回顾性分析与随机抽样抽出样本进行对照,经医学统计学处理卡方检验。结果179例输卵管妊娠,有人工流产手术史者128例,占输卵管妊娠例数的71.5%;同期内从不同年龄随机抽样宫内妊娠分娩250例,有人工流产手术史者93例,占37.2%。二者比较差异有显著性(χ2=49.2,P<0.01)。结论人工流产手术是导致输卵管妊娠的重要原因之一。
Objective To understand the causes of tubal pregnancy and provide the basis for taking appropriate and effective preventive measures. Methods Retrospective analysis of clinical cases and random samples were drawn for comparison, the medical statistics processing chi-square test. Results 179 cases of tubal pregnancy, artificial abortion history of 128 cases, accounting for 71.5% of tubal pregnancy cases; same period, randomly selected from different ages 250 cases of intrauterine pregnancy delivery, there are 93 cases of artificial abortion operation history, accounting for 37.2% . The difference was significant (χ2 = 49.2, P <0.01). Conclusion Induced abortion is one of the important causes of tubal pregnancy.