{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,22]],"date-time":"2026-10-22T04:40:36Z","timestamp":1792644036730,"version":"4.5.0"},"reference-count":22,"publisher":"Wiley","issue":"6","license":[{"start":{"date-parts":[[2016,11,3]],"date-time":"2016-11-03T00:00:00Z","timestamp":1478131200000},"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":["Ultrasound in Obstet &amp; Gyne"],"published-print":{"date-parts":[[2016,12]]},"abstract":"<jats:title>ABSTRACT<\/jats:title><jats:sec><jats:title>Objective<\/jats:title><jats:p>To evaluate whether uterine artery (UtA) Doppler velocimetry during peak uterine contraction is a useful marker for the prediction of preterm delivery.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>In this prospective cohort study, 172 patients admitted with preterm (24\u201335 weeks' gestation) uterine contractions were evaluated by UtA Doppler velocimetry during peak uterine contraction and by common obstetric measurements including cervical length. For UtA Doppler velocimetry, flow\u2010velocity waveforms during peak uterine contraction (determined visually on tocodynamometry) were recorded during three consecutive heart cycles, and the mean UtA pulsatility index (UtA\u2010PI) was calculated.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>UtA\u2010PI during the peak of contractions was significantly higher in patients who delivered within 7 days than in those who did not (<jats:italic>P<\/jats:italic> &lt; 0.001). On receiver\u2013operating characteristics curve analysis of UtA\u2010PI on contraction, the areas under the curve for prediction of delivery within 48 h, 7 days or 14 days, \u2264 35 weeks and \u2264 37 weeks were 0.92, 0.88, 0.81, 0.83 and 0.74, respectively. Multiple regression analysis identified UtA\u2010PI on contraction (<jats:italic>P<\/jats:italic> &lt; 0.001) and cervical length (<jats:italic>P<\/jats:italic> &lt; 0.001) as predictors of admission\u2010to\u2010delivery interval. The corresponding adjusted odds ratios for delivery within 7 days were 16.5 (95% CI, 5.7\u201347.2) for UtA\u2010PI on contraction \u2265 1.32, and 14.7 (95% CI, 5.2\u201341.8) for cervical length \u2264 28 mm.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Use of UtA Doppler velocimetry during peak uterine contraction for patients exhibiting symptoms of preterm labor might be effective for the identification of pregnant women at risk of preterm delivery. Copyright \u00a9 2016 ISUOG. Published by John Wiley &amp; Sons Ltd.<\/jats:p><\/jats:sec>","DOI":"10.1002\/uog.15871","type":"journal-article","created":{"date-parts":[[2016,1,29]],"date-time":"2016-01-29T08:08:52Z","timestamp":1454054932000},"page":"757-764","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":7,"title":["Contraction\u2010based uterine artery Doppler velocimetry: novel approach for prediction of preterm birth in women with threatened preterm labor"],"prefix":"10.1002","volume":"48","author":[{"given":"S.","family":"Olgan","sequence":"first","affiliation":[{"name":"Department of Obstetrics and Gynecology, School of Medicine Akdeniz University  Antalya Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"M.","family":"Celiloglu","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynecology, School of Medicine Dokuz Eylul University  Izmir Turkey"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2016,11,3]]},"reference":[{"key":"e_1_2_5_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/B978-0-443-06930-7.50028-1"},{"key":"e_1_2_5_3_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0029-7844(02)02024-0"},{"key":"e_1_2_5_4_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0029-7844(97)00230-5"},{"key":"e_1_2_5_5_1","doi-asserted-by":"publisher","DOI":"10.1034\/j.1600-0412.2003.820101.x"},{"key":"e_1_2_5_6_1","doi-asserted-by":"publisher","DOI":"10.1016\/0002-9378(93)90456-S"},{"key":"e_1_2_5_7_1","doi-asserted-by":"publisher","DOI":"10.1016\/0002-9378(95)90182-5"},{"key":"e_1_2_5_8_1","doi-asserted-by":"publisher","DOI":"10.1002\/uog.7457"},{"key":"e_1_2_5_9_1","doi-asserted-by":"publisher","DOI":"10.1080\/00016340903104281"},{"key":"e_1_2_5_10_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ajog.2004.09.034"},{"key":"e_1_2_5_11_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ejogrb.2010.11.001"},{"key":"e_1_2_5_12_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ajog.2012.10.873"},{"key":"e_1_2_5_13_1","doi-asserted-by":"publisher","DOI":"10.1016\/0029-7844(94)00420-I"},{"key":"e_1_2_5_14_1","doi-asserted-by":"publisher","DOI":"10.1002\/uog.2594"},{"key":"e_1_2_5_15_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0002-9378(87)80342-3"},{"key":"e_1_2_5_16_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1471-0528.1987.tb02314.x"},{"key":"e_1_2_5_17_1","doi-asserted-by":"publisher","DOI":"10.1002\/uog.921"},{"key":"e_1_2_5_18_1","doi-asserted-by":"publisher","DOI":"10.1515\/jpm.2010.130"},{"key":"e_1_2_5_19_1","doi-asserted-by":"publisher","DOI":"10.1056\/NEJM199602293340904"},{"key":"e_1_2_5_20_1","doi-asserted-by":"publisher","DOI":"10.3109\/00016349609054684"},{"key":"e_1_2_5_21_1","doi-asserted-by":"publisher","DOI":"10.1053\/j.semperi.2009.06.007"},{"key":"e_1_2_5_22_1","first-page":"745","article-title":"Gara MF","volume":"86","author":"Baudhraa K","year":"2008","journal-title":"Tunis Med"},{"key":"e_1_2_5_23_1","doi-asserted-by":"publisher","DOI":"10.1002\/uog.5297"}],"container-title":["Ultrasound in Obstetrics &amp; Gynecology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.wiley.com\/onlinelibrary\/tdm\/v1\/articles\/10.1002%2Fuog.15871","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.wiley.com\/onlinelibrary\/tdm\/v1\/articles\/10.1002%2Fuog.15871","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/obgyn.onlinelibrary.wiley.com\/doi\/pdf\/10.1002\/uog.15871","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2023,10,5]],"date-time":"2023-10-05T06:40:01Z","timestamp":1696488001000},"score":1,"resource":{"primary":{"URL":"https:\/\/obgyn.onlinelibrary.wiley.com\/doi\/10.1002\/uog.15871"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2016,11,3]]},"references-count":22,"journal-issue":{"issue":"6","published-print":{"date-parts":[[2016,12]]}},"alternative-id":["10.1002\/uog.15871"],"URL":"https:\/\/doi.org\/10.1002\/uog.15871","archive":["Portico"],"relation":{},"ISSN":["0960-7692","1469-0705"],"issn-type":[{"value":"0960-7692","type":"print"},{"value":"1469-0705","type":"electronic"}],"subject":[],"published":{"date-parts":[[2016,11,3]]},"assertion":[{"value":"2015-10-09","order":0,"name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2016-01-25","order":1,"name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}},{"value":"2016-11-03","order":2,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}