{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,22]],"date-time":"2026-08-22T21:05:21Z","timestamp":1787432721905,"version":"build-2736575974"},"reference-count":20,"publisher":"Wiley","issue":"9","license":[{"start":{"date-parts":[[2021,6,29]],"date-time":"2021-06-29T00:00:00Z","timestamp":1624924800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"DOI":"10.13039\/501100012166","name":"National Key Research and Development Program of China","doi-asserted-by":"publisher","award":["2018YFC1002900"],"award-info":[{"award-number":["2018YFC1002900"]}],"id":[{"id":"10.13039\/501100012166","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["obgyn.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Acta Obstet Gynecol Scand"],"published-print":{"date-parts":[[2021,9]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Introduction<\/jats:title><jats:p>This study aimed to explore the differences in placental characteristics among three types of selective fetal growth restriction (sFGR) in monochorionic diamniotic twin pregnancies.<\/jats:p><\/jats:sec><jats:sec><jats:title>Material and methods<\/jats:title><jats:p>A total of 123 placentas with sFGR between April 2013 and October 2019 were retrospectively analyzed after dye injection. Placental characteristics were compared among the three types.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>The gestational age at diagnosis and delivery was less in sFGR II and III than in sFGR I (22.9 [21.7\u201333.6], 23.3 [20.0\u201326.1] and 25.7 [19.0\u201335.0] weeks, <jats:italic>p<\/jats:italic>\u00a0&lt;\u00a00.001; 32.3 [31.6\u201335.1], 34.1 [29.9\u201334.7] and 35.5 [34.0\u201337.0] weeks, <jats:italic>p<\/jats:italic>\u00a0&lt;\u00a00.001). The birthweight discordance ratio was less in sFGR I than in sFGR II (0.28 [0.14\u20130.43] and 0.30 [0.23\u20130.37], <jats:italic>p\u00a0<\/jats:italic>&lt;\u00a00.001). The prevalence of a thick artery\u2013artery anastomosis was higher in sFGR III than in sFGR I or II (81.8%, 44.9% and 48.6%, <jats:italic>p<\/jats:italic>\u00a0=\u00a00.010). The placental territory discordance ratio was higher in sFGR II and III than in sFGR I (0.60 [0.17\u20130.88], 0.60 [0.01\u20130.80] and 0.50 [0.01\u20130.71], <jats:italic>p<\/jats:italic>\u00a0=\u00a00.001).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Compared with sFGR I, the earlier onset time of sFGR II and III might be due to their higher placental territory discordance. The prevalence of thick artery\u2013artery anastomoses was expected to be higher in sFGR III than in sFGR I or II.<\/jats:p><\/jats:sec>","DOI":"10.1111\/aogs.14204","type":"journal-article","created":{"date-parts":[[2021,6,2]],"date-time":"2021-06-02T07:54:04Z","timestamp":1622620444000},"page":"1688-1693","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":8,"title":["Placental characteristics in different types of selective fetal growth restriction in monochorionic diamniotic twins"],"prefix":"10.1111","volume":"100","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-0268-666X","authenticated-orcid":false,"given":"Xueju","family":"Wang","sequence":"first","affiliation":[{"name":"Department of Obstetrics and Gynecology Peking University Third Hospital Beijing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Luyao","family":"Li","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynecology Peking University Third Hospital Beijing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Pengbo","family":"Yuan","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynecology Peking University Third Hospital Beijing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yangyu","family":"Zhao","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynecology Peking University Third Hospital Beijing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yuan","family":"Wei","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynecology Peking University Third Hospital Beijing 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