CHLAMYDIA AND DOUCHING IN ECTOPIC PREGNANCY

既往感染与原发性肝癌关系的病例对照研究 沙眼衣原体（CT）和宫外孕冲洗 (EP)，将被执行。 血清和详细的访谈数据将 从洛杉矶弗朗西斯科的一位女性那里收集来的 洛杉矶，纽约和匹兹堡。 对照组为孕妇 在他们的第一个和第二个三个月匹配的EP病例上， 每个研究中心内的人种和年龄（+/-1岁）。 之前 将通过血清学试验确定CT暴露。 匹配对 将进行分析以及条件logistic分析 回归分析混杂因素包括年龄、种族、既往病史、 不孕症，盆腔炎（PID），性 传播疾病（STD），宫内节育器（IUD）的使用， 冲洗练习

A case-control study of the association of previous infection with Chlamydia trachomatis (CT), and douching with ectopic pregnancy (EP), will be performed. Serum and detailed interview data will be collected from women who have had an EP in San Francisco, Los Angeles, New York, and Pittsburgh. Controls will be pregnant women in their first and second trimesters matched to EP cases on the basis of race and age (+/- one year) within each site. Prior exposure to CT will be determined by serologic tests. Matched pair analysis will be performed as well as conditional logistic regression analysis confounders including age, race past history of infertility, pelvic inflammatory disease (PID), sexually transmitted diseases (STD), intrauterine device (IUD) usage, and douching practices.