{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,3]],"date-time":"2026-07-03T08:49:15Z","timestamp":1783068555254,"version":"3.54.6"},"reference-count":29,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2020,9,30]],"date-time":"2020-09-30T00:00:00Z","timestamp":1601424000000},"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":["Prenatal Diagnosis"],"published-print":{"date-parts":[[2021,1]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Objective<\/jats:title><jats:p>To compare perinatal outcomes associated with three methods of selective reduction in complicated monochorionic (MC) twin pregnancies: bipolar cord coagulation (BC), fetoscopic or ultrasound guided laser cord occlusion and radiofrequency ablation (RFA).<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>Retrospective cohort study of complicated MC twin pregnancies undergoing selective fetal reduction at a tertiary fetal center over a 20\u2010year period. Obstetric and perinatal outcomes were compared.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>105 procedures met inclusion criteria: 74 RFAs, 17 lasers and 14 BCs. Procedure duration was significantly shorter for RFA (27.4\u2009\u00b1\u200915.8 minutes) compared to BC (91.7\u2009\u00b1\u200938.7 minutes) and laser (83.4\u2009\u00b1\u200940.4 minutes), <jats:italic>P<\/jats:italic>\u2009&lt;\u2009.0001). The incidence of preterm prelabor rupture of membranes (PPROM) and co\u2010twin demise did not differ between groups, however preterm delivery &lt;34\u2009weeks occurred less frequently following RFA (29.7%), compared to laser (64.7%) or BC (42.9%) (<jats:italic>P<\/jats:italic> = .02); delivery &lt;37\u2009weeks was also less frequent following RFA (45.9%), compared to laser (76.5%) or BC (78.6%)(<jats:italic>P<\/jats:italic> = .01). The difference in preterm birth&lt;34\u2009weeks between RFA and laser was maintained after adjusting for cord occlusion indication and amnionicity (OR 3.96, 95% CI 1.27\u201012.31).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>In our experience, RFA procedures were simpler, faster and associated with a lower risk of preterm delivery &lt;34 and\u2009&lt;37\u2009weeks, compared to laser or BC.<\/jats:p><\/jats:sec>","DOI":"10.1002\/pd.5830","type":"journal-article","created":{"date-parts":[[2020,9,17]],"date-time":"2020-09-17T04:16:30Z","timestamp":1600316190000},"page":"52-60","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":25,"title":["Selective fetal reduction in complicated monochorionic twin pregnancies: A comparison of techniques"],"prefix":"10.1002","volume":"41","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-6352-4846","authenticated-orcid":false,"given":"Shiri","family":"Shinar","sequence":"first","affiliation":[{"name":"Ontario Fetal Centre, Fetal Medicine Unit, Dept. 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