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用间接血凝试验检测沙眼衣原体抗体。对 54例沙眼衣原体感染孕妇和 2 16名无感染的孕妇进行了 1∶ 4配比病例对照研究。单因素分析 ,从 2 6个研究因素中筛选出 8个与感染有联系的因素。多因素条件 logistic回归分析 ,最终选入模型的有 4个因素 :婚外性行为、泌尿生殖道感染史、首次性交年龄及未避孕或宫内避孕。
Chlamydia trachomatis antibody was detected by indirect hemagglutination test. 54 cases of Chlamydia trachomatis infection in pregnant women and 2 of 16 non-infected pregnant women were compared 1: 4 case-control study. In univariate analysis, 8 of 26 research factors were screened for the factors associated with infection. Multivariate conditional logistic regression analysis showed that there were four factors in the final model selection: extramarital sex, history of genitourinary tract infection, first sexual intercourse and non-contraceptive or intrauterine contraception.