{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,25]],"date-time":"2026-08-25T00:29:42Z","timestamp":1787617782688,"version":"build-2736575974"},"reference-count":20,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2021,11,22]],"date-time":"2021-11-22T00:00:00Z","timestamp":1637539200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"DOI":"10.13039\/100000002","name":"National Institutes of Health","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100000002","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Neurourology and Urodynamics"],"published-print":{"date-parts":[[2022,1]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Aims<\/jats:title><jats:p>To evaluate differences in the curvature of the urethral\u2010vaginal interface in women with and without stress urinary incontinence (SUI) using geometric morphometric analysis techniques.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>We conducted a pilot case\u2013control study using magnetic resonance imaging (MRI) scans of 18 women with and without SUI. The urethral\u2010vaginal interface at the level of the mid\u2010urethra was fitted with a second\u2010order polynomial regression. The chord length and chord\u2010to\u2010vertex length of the resulting parabolic curve were used to calculate the arc length and radius of a circular arc fitted to the interface curvature. Demographic characteristics and Pelvic Organ Prolapse Quantification (POP\u2010Q) parameters were collected. Subjects were stratified by those with and without SUI, as well as by those with and without anterior wall prolapse beyond 2\u2009cm proximal to the hymen (Aa\u2009&gt;\u2009\u22122 cm).<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>The radius of the urethral\u2010vaginal interface curvature was not found to be different between subjects with and without SUI (8.8 vs. 9.2\u2009mm, <jats:italic>p<\/jats:italic>\u2009=\u20090.53); however, this value was smaller in subjects with Aa\u2009&gt;\u2009\u22122 (8.4 vs. 11.9\u2009mm, <jats:italic>p<\/jats:italic>\u2009=\u20090.03). The chord length, chord\u2010to\u2010vertex length, and arc length comprising the urethral\u2010vaginal interface curvature were similar between subjects with and without SUI, and between subjects with and without Aa\u2009&gt;\u2009\u22122 cm (<jats:italic>p<\/jats:italic>\u2009&gt;\u20090.05 for all).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>In this pilot study population, the radius of the urethral\u2010vaginal interface curvature at the mid\u2010urethra was smaller among women with anterior vaginal wall prolapse beyond 2\u2009cm proximal to the hymen. A difference in the urethral\u2010vaginal interface curvature among women with and without SUI was not found.<\/jats:p><\/jats:sec>","DOI":"10.1002\/nau.24826","type":"journal-article","created":{"date-parts":[[2021,11,22]],"date-time":"2021-11-22T11:18:42Z","timestamp":1637579922000},"page":"340-347","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":1,"title":["Geometric analysis of the urethral\u2010vaginal interface curvature in women with and without stress urinary incontinence: A pilot magnetic resonance imaging study"],"prefix":"10.1002","volume":"41","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-1294-4132","authenticated-orcid":false,"given":"Christopher X.","family":"Hong","sequence":"first","affiliation":[{"name":"Obstetrics and Gynecology Pennsylvania Hospital Philadelphia Pennsylvania USA"},{"name":"Pelvic Anatomy Group \u2010 Imaging Society of Gynecologic Surgeons East Dundee Illinois USA"},{"name":"Female Pelvic Medicine and Reconstructive Surgery University of Michigan Ann Arbor Michigan USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"David D.","family":"Sheyn","sequence":"additional","affiliation":[{"name":"Pelvic Anatomy Group \u2010 Imaging Society of Gynecologic Surgeons East Dundee Illinois USA"},{"name":"Female Pelvic Medicine and Reconstructive Surgery University Hospitals Cleveland Medical Center Cleveland Ohio USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4926-4560","authenticated-orcid":false,"given":"Anne G.","family":"Sammarco","sequence":"additional","affiliation":[{"name":"Pelvic Anatomy Group \u2010 Imaging Society of Gynecologic Surgeons East Dundee Illinois USA"},{"name":"Female Pelvic Medicine and Reconstructive Surgery University Hospitals Cleveland Medical Center Cleveland Ohio USA"},{"name":"Female Pelvic Medicine and Reconstructive Surgery Rush University Medical Center Chicago Illinois USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"John O.","family":"DeLancey","sequence":"additional","affiliation":[{"name":"Pelvic Anatomy Group \u2010 Imaging Society of Gynecologic Surgeons East Dundee Illinois USA"},{"name":"Female Pelvic Medicine and Reconstructive Surgery University of Michigan Ann Arbor Michigan USA"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2021,11,22]]},"reference":[{"key":"e_1_2_10_2_1","doi-asserted-by":"publisher","DOI":"10.1097\/01.AOG.0000137874.84862.94"},{"key":"e_1_2_10_3_1","doi-asserted-by":"publisher","DOI":"10.1007\/s00192-009-0976-9"},{"key":"e_1_2_10_4_1","first-page":"1","article-title":"The pathophysiology of stress urinary incontinence: a systematic review and meta\u2010analysis","volume":"32","author":"Falah\u2010Hassani K","year":"2021","journal-title":"Int Urogynecol J"},{"key":"e_1_2_10_5_1","doi-asserted-by":"publisher","DOI":"10.1007\/s00192-020-04533-9"},{"key":"e_1_2_10_6_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0002-9378(94)70346-9"},{"key":"e_1_2_10_7_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0022-5347(17)40020-6"},{"key":"e_1_2_10_8_1","doi-asserted-by":"publisher","DOI":"10.1148\/radiology.178.2.1898991"},{"key":"e_1_2_10_9_1","doi-asserted-by":"publisher","DOI":"10.1002\/(SICI)1520-6777(1998)17:6<579::AID-NAU2>3.0.CO;2-R"},{"key":"e_1_2_10_10_1","doi-asserted-by":"publisher","DOI":"10.2214\/ajr.180.4.1801037"},{"key":"e_1_2_10_11_1","doi-asserted-by":"publisher","DOI":"10.1007\/s00330-003-1855-2"},{"key":"e_1_2_10_12_1","doi-asserted-by":"publisher","DOI":"10.4329\/wjr.v7.i11.394"},{"key":"e_1_2_10_13_1","doi-asserted-by":"publisher","DOI":"10.1016\/0002-9378(95)91411-0"},{"key":"e_1_2_10_14_1","doi-asserted-by":"crossref","unstructured":"AdamsDC RohlfFJ SliceDE AdamsDC RohlfFJ&SliceDEGeometric morphometrics: Ten years of progress following the \u2018revolution\u2019. 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