{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,6]],"date-time":"2026-06-06T07:25:55Z","timestamp":1780730755037,"version":"3.54.1"},"reference-count":22,"publisher":"Wiley","issue":"3","license":[{"start":{"date-parts":[[2019,4,19]],"date-time":"2019-04-19T00:00:00Z","timestamp":1555632000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["obgyn.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Intl J Gynecology & Obste"],"published-print":{"date-parts":[[2019,6]]},"abstract":"Abstract<\/jats:title>Objective<\/jats:title>To validate the utility of fetal fibronectin (fFN<\/jats:styled-content>) and cervical length (CL<\/jats:styled-content>) in predicting preterm delivery among symptomatic nulliparous women.<\/jats:p><\/jats:sec>Methods<\/jats:title>A retrospective cohort study of nulliparous women who presented with uterine contractions, abdominal pain, or cervical change at 21\u201334 gestational weeks at Fukushima Medical University Hospital, Japan, between 2008 and 2017. fFN<\/jats:styled-content> (categorized as <50\u00a0ng\/dL<\/jats:styled-content>, 50\u2013199\u00a0ng\/dL<\/jats:styled-content>, >200\u00a0ng\/dL<\/jats:styled-content>) and CL<\/jats:styled-content> (\u226515\u00a0mm or <15\u00a0mm) were evaluated simultaneously. Adjusted odds ratios (aOR<\/jats:styled-content>s) and confidence intervals (CI<\/jats:styled-content>s) for preterm delivery before 37 or 34\u00a0weeks, and delivery within 28 or 14\u00a0days were calculated (references: fFN<\/jats:styled-content>, <50\u00a0ng\/dL<\/jats:styled-content>; CL, \u226515\u00a0mm).<\/jats:p><\/jats:sec>Result<\/jats:title>Among 285 women who met the study criteria, CL<\/jats:styled-content> less than 15\u00a0mm was a risk factor for preterm delivery before 37 (aOR<\/jats:styled-content>, 4.1; 95% CI<\/jats:styled-content>, 1.1\u20136.7) and 34 (aOR<\/jats:styled-content>, 6.8; 95% CI<\/jats:styled-content>, 2.3\u201320.2) weeks. fFN<\/jats:styled-content> of 200\u00a0ng\/dL<\/jats:styled-content> or higher was a risk factor for delivery within 28 (aOR<\/jats:styled-content>, 19.8; 95% CI<\/jats:styled-content>, 4.3\u201390.2) and 14 (aOR<\/jats:styled-content>, 10.8; 95% CI<\/jats:styled-content>, 1.7\u201367.6) days.<\/jats:p><\/jats:sec>Conclusion<\/jats:title>Among symptomatic nulliparous women, short CL<\/jats:styled-content> was found to be a risk factor for preterm delivery and higher fFN<\/jats:styled-content> levels were related to short gestational latency.<\/jats:p><\/jats:sec>","DOI":"10.1002\/ijgo.12821","type":"journal-article","created":{"date-parts":[[2019,4,3]],"date-time":"2019-04-03T11:05:10Z","timestamp":1554289510000},"page":"331-336","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":5,"title":["Utility of cervical length and quantitative fetal fibronectin for predicting spontaneous preterm delivery among symptomatic nulliparous women"],"prefix":"10.1002","volume":"145","author":[{"given":"Hyo","family":"Kyozuka","sequence":"first","affiliation":[{"name":"Department of the Obstetrics and Gynecology School of Medicine Fukushima Medical University Fukushima Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Tsuyoshi","family":"Murata","sequence":"additional","affiliation":[{"name":"Department of the Obstetrics and Gynecology School of Medicine Fukushima Medical University Fukushima Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Tetsu","family":"Sato","sequence":"additional","affiliation":[{"name":"Department of the Obstetrics and Gynecology School of Medicine Fukushima Medical University Fukushima Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Satoshi","family":"Suzuki","sequence":"additional","affiliation":[{"name":"Department of the Obstetrics and Gynecology School of Medicine Fukushima Medical University Fukushima Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Akiko","family":"Yamaguchi","sequence":"additional","affiliation":[{"name":"Department of the Obstetrics and Gynecology School of Medicine Fukushima Medical University Fukushima Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Keiya","family":"Fujimori","sequence":"additional","affiliation":[{"name":"Department of the Obstetrics and Gynecology School of Medicine Fukushima Medical University Fukushima Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2019,4,19]]},"reference":[{"key":"e_1_2_7_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0140-6736(12)60820-4"},{"key":"e_1_2_7_3_1","unstructured":"Japan National Statistics Center.Vital Statistics of Japan.https:\/\/www.e-stat.go.jp\/stat-search\/files?page=1&toukei=00450021. 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