{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,2,21]],"date-time":"2025-02-21T11:27:03Z","timestamp":1740137223897,"version":"3.37.3"},"reference-count":17,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2018,9,30]],"date-time":"2018-09-30T00:00:00Z","timestamp":1538265600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100003478","name":"Ministry of Health, Labour and Welfare","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100003478","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100009619","name":"Japan Agency for Medical Research and Development","doi-asserted-by":"publisher","award":["16gk0110014h0001"],"award-info":[{"award-number":["16gk0110014h0001"]}],"id":[{"id":"10.13039\/100009619","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Reprod Medicine &amp; Biology"],"published-print":{"date-parts":[[2018,10]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Purpose<\/jats:title><jats:p>To preoperatively predict the operative time (OT) for hysteroscopic myomectomy for G1 or G2 leiomyoma based on leiomyoma weight.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>The data from 544 patients who underwent one\u2010step hysteroscopic myomectomy were analyzed retrospectively. A total of 340 patients with leiomyoma penetrating the intramural cavity were identified as suitable candidates for calculation of the OT based on leiomyoma weight; we considered leiomyoma weight to be the most objective parameter for evaluating leiomyoma tissues. Additionally, 460 patients with a single leiomyoma were analyzed to estimate the weight of the resected leiomyoma based on its diameter.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Considering total leiomyoma weight (TLW) and two additional coefficients (1.5: G2 leiomyoma, 0.75: vaginal parity of the patient), we demonstrated that our formula correlated well with OT (<jats:italic>R<\/jats:italic><jats:sup>2<\/jats:sup>\u00a0=\u00a00.72). TLW also correlated well with the cube of the average diameter (AD) of leiomyomas (<jats:italic>R<\/jats:italic><jats:sup>2<\/jats:sup>\u00a0=\u00a00.89). Predicting TLW significantly improved the application of specific coefficients depending on its value (1.0: AD 0.1\u20102.0\u00a0cm, 0.8: AD 2.1\u20103.0\u00a0cm, 0.7: AD 3.1\u20105.7\u00a0cm).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>The OT for hysteroscopic myomectomy of intracavital leiomyoma can be predicted prior to surgery using simple clinical information of the target leiomyoma and the patient.<\/jats:p><\/jats:sec>","DOI":"10.1002\/rmb2.12228","type":"journal-article","created":{"date-parts":[[2018,10,1]],"date-time":"2018-10-01T02:23:09Z","timestamp":1538360589000},"page":"487-492","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":4,"title":["Prediction of the operative time for hysteroscopic myomectomy for leiomyomas penetrating the intramural cavity using leiomyoma weight and clinical characteristics of patients"],"prefix":"10.1002","volume":"17","author":[{"given":"Wataru","family":"Isono","sequence":"first","affiliation":[{"name":"Department of Obstetrics and Gynecology Maruyama Memorial General Hospital Saitama City Japan"},{"name":"Department of Obstetrics and Gynecology, Graduate School of Medicine The University of Tokyo Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-3458-6711","authenticated-orcid":false,"given":"Osamu","family":"Wada\u2010Hiraike","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynecology, Graduate School of Medicine The University of Tokyo Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Ryo","family":"Sugiyama","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynecology, Graduate School of Medicine The University of Tokyo Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Masanori","family":"Maruyama","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynecology Maruyama Memorial General Hospital Saitama City Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Tomoyuki","family":"Fujii","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynecology, Graduate School of Medicine The University of Tokyo Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Yutaka","family":"Osuga","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynecology, Graduate School of Medicine The University of Tokyo Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2018,9,30]]},"reference":[{"issue":"3","key":"e_1_2_8_2_1","first-page":"334","article-title":"Resectoscopic myomectomy","volume":"68","author":"Mazzon 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prior to abdominal hysterectomy in women with symptomatic leiomyoma: a randomized double blind clinical trial","volume":"7","author":"Tabatabai A","year":"2015","journal-title":"Electron Physician"},{"key":"e_1_2_8_11_1","doi-asserted-by":"publisher","DOI":"10.1097\/AOG.0b013e31825d9ec9"},{"key":"e_1_2_8_12_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jmig.2015.08.006"},{"key":"e_1_2_8_13_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ejogrb.2013.01.002"},{"key":"e_1_2_8_14_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jmig.2017.02.006"},{"key":"e_1_2_8_15_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ejogrb.2014.03.009"},{"key":"e_1_2_8_16_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ejogrb.2015.06.003"},{"issue":"1","key":"e_1_2_8_17_1","first-page":"39","article-title":"Hysteroscopic myomectomy: our experience and review","volume":"7","author":"Mu\u00f1oz 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