{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,26]],"date-time":"2026-09-26T10:45:27Z","timestamp":1790419527934,"version":"4.1.0"},"reference-count":15,"publisher":"Wiley","issue":"11","license":[{"start":{"date-parts":[[2013,7,15]],"date-time":"2013-07-15T00:00:00Z","timestamp":1373846400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["J of Obstet and Gynaecol"],"published-print":{"date-parts":[[2013,11]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Aim<\/jats:title><jats:p>To evaluate whether the classic risk factors for <jats:styled-content style=\"fixed-case\">A<\/jats:styled-content>llen\u2013<jats:styled-content style=\"fixed-case\">M<\/jats:styled-content>asters syndrome, such as body mass index (<jats:styled-content style=\"fixed-case\">BMI<\/jats:styled-content>) and spontaneous births, are in fact responsible for the condition in patients with endometriosis.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>A total of 26 women who underwent a laparoscopic procedure due to chronic pelvic pain, <jats:styled-content style=\"fixed-case\">A<\/jats:styled-content>llen\u2013<jats:styled-content style=\"fixed-case\">M<\/jats:styled-content>asters syndrome and endometriosis from 2009\u20132011 were enrolled in this study from an endometriosis competence center specializing in minimally invasive surgery. This was a retrospective cohort study (<jats:styled-content style=\"fixed-case\">C<\/jats:styled-content>anadian <jats:styled-content style=\"fixed-case\">T<\/jats:styled-content>ask <jats:styled-content style=\"fixed-case\">F<\/jats:styled-content>orce classification <jats:styled-content style=\"fixed-case\">II<\/jats:styled-content>\u20102).<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Only eight of the 26 patients (30.77%; 95% confidence interval [<jats:styled-content style=\"fixed-case\">CI<\/jats:styled-content>], 14.33\u201351.79%) had the classic risk factors (<jats:styled-content style=\"fixed-case\">BMI<\/jats:styled-content> &gt;25\u2009kg\/m<jats:sup>2<\/jats:sup> and\/or at least one spontaneous birth). The mean age in the study group was 32.08 years (<jats:styled-content style=\"fixed-case\">SD<\/jats:styled-content>\u2009\u00b1\u20095.45). The patients had a mean <jats:styled-content style=\"fixed-case\">BMI<\/jats:styled-content> (kg\/m<jats:sup>2<\/jats:sup>) of 19.61 (<jats:styled-content style=\"fixed-case\">SD<\/jats:styled-content>\u2009\u00b1\u20093.07). The means for the patients' clinical data were 0.88 (<jats:styled-content style=\"fixed-case\">SD<\/jats:styled-content>\u2009\u00b1\u20091.53) pregnancies, 0.81 (<jats:styled-content style=\"fixed-case\">SD<\/jats:styled-content>\u2009\u00b1\u20091.23) for parity, 0.27 (<jats:styled-content style=\"fixed-case\">SD<\/jats:styled-content>\u2009\u00b1\u20090.60) for cesareans and 0.54 (<jats:styled-content style=\"fixed-case\">SD<\/jats:styled-content>\u2009\u00b1\u20090.99) for spontaneous births. The revised <jats:styled-content style=\"fixed-case\">A<\/jats:styled-content>merican <jats:styled-content style=\"fixed-case\">S<\/jats:styled-content>ociety for <jats:styled-content style=\"fixed-case\">R<\/jats:styled-content>eproductive <jats:styled-content style=\"fixed-case\">M<\/jats:styled-content>edicine (r<jats:styled-content style=\"fixed-case\">ASRM<\/jats:styled-content>) stage showed a median of grade <jats:styled-content style=\"fixed-case\">III<\/jats:styled-content>. The left side of the posterior compartment was more often affected (73.1% of cases) than the right side in all patients.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>In all, 69.23% of the cases (95% <jats:styled-content style=\"fixed-case\">CI<\/jats:styled-content>, 48.21\u201385.67%) were not explained by the classic risk factors. In view of the absence of other diseases and otherwise unremarkable parameters, we consider mechanical damage of the lesser pelvis not to be solely responsible for <jats:styled-content style=\"fixed-case\">AMS<\/jats:styled-content>. Further observations in patients with <jats:styled-content style=\"fixed-case\">AMS<\/jats:styled-content>, with and without endometriosis, may be able to contribute to research into the actual etiology of the condition.<\/jats:p><\/jats:sec>","DOI":"10.1111\/jog.12093","type":"journal-article","created":{"date-parts":[[2013,7,16]],"date-time":"2013-07-16T04:57:36Z","timestamp":1373950656000},"page":"1513-1517","source":"Crossref","is-referenced-by-count":2,"title":["<scp>A<\/scp>llen\u2013<scp>M<\/scp>asters syndrome: Do the classic risk factors also apply in patients with endometriosis?"],"prefix":"10.1111","volume":"39","author":[{"given":"Dietmar","family":"Haas","sequence":"first","affiliation":[{"name":"Department of Obstetrics and Gynecology Linz General Hospital  Linz Austria"},{"name":"Department of Gynecology Erlangen University Hospital  Erlangen Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Peter","family":"Oppelt","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynecology Linz General Hospital  Linz Austria"},{"name":"Department of Gynecology Erlangen University Hospital  Erlangen Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Omar","family":"Shebl","sequence":"additional","affiliation":[{"name":"Linz Women's General Hospital  Linz Austria"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Radek","family":"Chvatal","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynecology Linz General Hospital  Linz Austria"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Andreas","family":"Shamiyeh","sequence":"additional","affiliation":[{"name":"Ludwig Boltzmann Institute for Operative Laparoscopy 2nd Surgical Department Linz General Hospital  Linz Austria"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Richard","family":"Mayer","sequence":"additional","affiliation":[{"name":"Linz Women's General Hospital  Linz Austria"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Helge","family":"Binder","sequence":"additional","affiliation":[{"name":"Kantonsspital Uri Department of Obstetrics and Gynecology  Altdorf Switzerland"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2013,7,15]]},"reference":[{"key":"e_1_2_5_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/0002-9378(55)90344-6"},{"issue":"2","key":"e_1_2_5_3_1","first-page":"7","article-title":"Diagnostic approach to Allen\u2013Masters syndrome","volume":"44","author":"Lukanova M","year":"2005","journal-title":"Akush Ginekol (Sofiia)"},{"key":"e_1_2_5_4_1","doi-asserted-by":"publisher","DOI":"10.1007\/s10620-006-9237-7"},{"key":"e_1_2_5_5_1","doi-asserted-by":"publisher","DOI":"10.1089\/gyn.2007.B-02277-1"},{"key":"e_1_2_5_6_1","first-page":"424","article-title":"Chronic pelvic pain and Allen\u2013Masters syndrome","volume":"148","author":"Zivi E","year":"2009","journal-title":"Harefuah"},{"key":"e_1_2_5_7_1","first-page":"1197","article-title":"The Allen\u2013Masters syndrome","volume":"99","author":"Tischendorf D","year":"1977","journal-title":"Zentralbl Gynakol"},{"key":"e_1_2_5_8_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0015-0282(16)45921-2"},{"key":"e_1_2_5_9_1","first-page":"395","article-title":"The diagnostic value of celioscopy in the evaluation of chronic pelvic pain. 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