{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,27]],"date-time":"2026-03-27T03:58:22Z","timestamp":1774583902148,"version":"3.50.1"},"reference-count":19,"publisher":"Cambridge University Press (CUP)","issue":"12","license":[{"start":{"date-parts":[[2014,12,29]],"date-time":"2014-12-29T00:00:00Z","timestamp":1419811200000},"content-version":"unspecified","delay-in-days":0,"URL":"https:\/\/www.cambridge.org\/core\/terms"}],"content-domain":{"domain":["journals.cambridge.org"],"crossmark-restriction":true},"short-container-title":["Epidemiol. Infect."],"published-print":{"date-parts":[[2015,9]]},"abstract":"<jats:title>SUMMARY<\/jats:title><jats:p>In this case-control study, we investigated the seroprevalence and molecular evidence of <jats:italic>Chlamydia trachomatis<\/jats:italic> and <jats:italic>Waddlia chondrophila<\/jats:italic> in ectopic pregnancies (EP) and uneventful control pregnancies in 343 women from Vietnam. Whereas presence of <jats:italic>C. trachomatis<\/jats:italic> IgG was strongly associated with EP [adjusted odds ratio (aOR) 5\u00b741, 95% confidence interval (CI) 2\u00b758\u201311\u00b732], its DNA remained undetected in all tubal lesions. We confirmed an independent association between antibodies against <jats:italic>Waddlia<\/jats:italic> and previous miscarriage (aOR 1\u00b787, 95% CI 1\u00b702\u20133\u00b742). Further investigations are needed to understand the clinical significance of <jats:italic>Waddlia<\/jats:italic>'s high seroprevalence (25\u00b79% in control pregnancies) in this urban population.<\/jats:p>","DOI":"10.1017\/s0950268814003616","type":"journal-article","created":{"date-parts":[[2014,12,29]],"date-time":"2014-12-29T02:58:35Z","timestamp":1419821915000},"page":"2635-2638","update-policy":"https:\/\/doi.org\/10.1017\/policypage","source":"Crossref","is-referenced-by-count":24,"title":["Role of <i>Chlamydia trachomatis<\/i> and emerging <i>Chlamydia<\/i>-related bacteria in ectopic pregnancy in Vietnam"],"prefix":"10.1017","volume":"143","author":[{"given":"S.","family":"HORNUNG","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"B. 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