{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,4]],"date-time":"2025-10-04T08:08:33Z","timestamp":1759565313288,"version":"3.37.3"},"reference-count":30,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2018,6,26]],"date-time":"2018-06-26T00:00:00Z","timestamp":1529971200000},"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":["Aust NZ J Obst Gynaeco"],"published-print":{"date-parts":[[2019,4]]},"abstract":"<jats:sec><jats:title>Background<\/jats:title><jats:p>Both silicone and latex single\u2010balloon Foley catheters are available for cervical ripening but no literature exists to compare them. Local experience suggested more frequent insertion\u2010related accidental rupture of the membranes (ac<jats:styled-content style=\"fixed-case\">ROM<\/jats:styled-content>) with silicone.<\/jats:p><\/jats:sec><jats:sec><jats:title>Aims<\/jats:title><jats:p>To compare the performance of silicone versus latex catheters with respect to ac<jats:styled-content style=\"fixed-case\">ROM<\/jats:styled-content> and other outcomes.<\/jats:p><\/jats:sec><jats:sec><jats:title>Materials and Methods<\/jats:title><jats:p>Women undergoing outpatient Foley catheter cervical ripening were randomised to a silicone or latex catheter. Data were collected on the primary outcome, ac<jats:styled-content style=\"fixed-case\">ROM<\/jats:styled-content>, and secondary outcomes including catheter insertion failure, unplanned hospital admission and patient\u2010reported discomfort, together with intrapartum fever and antibiotics for suspected chorioamnionitis along with general obstetric and neonatal outcomes.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Among 534 recruited women, ac<jats:styled-content style=\"fixed-case\">ROM<\/jats:styled-content> was significantly more common with a silicone compared to a latex catheter at 7.2% (19\/265) versus 1.5% (4\/269) (<jats:styled-content style=\"fixed-case\">relative risk (RR)<\/jats:styled-content> 4.8; 95% <jats:styled-content style=\"fixed-case\">CI<\/jats:styled-content> 1.7\u201314.0). Insertion failure was significantly less common with silicone than latex at 2.6% (7\/265) versus 9.3% (25\/269) (<jats:styled-content style=\"fixed-case\">RR<\/jats:styled-content> 0.3; 95% <jats:styled-content style=\"fixed-case\">CI<\/jats:styled-content> 0.1\u20130.6). However, when the alternative catheter was subsequently tried, the final failure rates were 1.9% silicone (5\/265) versus 2.6% latex (7\/269). Insertion\u2010related hospital admission was higher with silicone at 9.4% (25\/265) than latex at 4.8% (13\/269) (<jats:styled-content style=\"fixed-case\">RR<\/jats:styled-content> 2.1; 95% <jats:styled-content style=\"fixed-case\">CI<\/jats:styled-content> 1.1\u20134.1). All other obstetric outcomes were similar between the groups.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>When used for cervical ripening, a silicone Foley catheter is associated with a higher rate of ac<jats:styled-content style=\"fixed-case\">ROM<\/jats:styled-content> than a latex catheter but a lower rate of insertion failure. It may, therefore, be reasonable to attempt insertion with a latex catheter initially and manage insertion failures with a silicone catheter.<\/jats:p><\/jats:sec>","DOI":"10.1111\/ajo.12828","type":"journal-article","created":{"date-parts":[[2018,6,26]],"date-time":"2018-06-26T09:46:44Z","timestamp":1530006404000},"page":"235-242","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":10,"title":["Foley catheter silicone versus latex for term outpatient induction of labour: A randomised trial"],"prefix":"10.1111","volume":"59","author":[{"given":"Therese M","family":"McGee","sequence":"first","affiliation":[{"name":"Department of Obstetrics and Gynaecology Westmead Hospital  Sydney New South Wales Australia"},{"name":"Sydney Medical School Westmead University of Sydney  Sydney New South Wales Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Beata","family":"Gidaszewski","sequence":"additional","affiliation":[{"name":"Department of Women's and Newborn Health Westmead Hospital  Sydney New South Wales Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0648-7871","authenticated-orcid":false,"given":"Marjan","family":"Khajehei","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynaecology Westmead Hospital  Sydney New South Wales Australia"},{"name":"Sydney Medical School Westmead University of Sydney  Sydney New South Wales Australia"},{"name":"School of Women's and Children's Health University of New South Wales  Sydney New South Wales Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Toni","family":"Tse","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynaecology Westmead Hospital  Sydney New South Wales Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Emma","family":"Gibbs","sequence":"additional","affiliation":[{"name":"NHMRC Clinical Trials Centre University of Sydney  Sydney New South Wales Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2018,6,26]]},"reference":[{"volume-title":"Australia's mothers and babies 2014 \u2010 in brief","year":"2016","author":"Australian Institute of Health and Welfare","key":"e_1_2_8_2_1"},{"key":"e_1_2_8_3_1","first-page":"1","article-title":"Births: final data for 2015","volume":"66","author":"Martin J","year":"2017","journal-title":"Natl Vital Stat Rep"},{"key":"e_1_2_8_4_1","doi-asserted-by":"publisher","DOI":"10.1097\/AOG.0b013e3181b48ef5"},{"key":"e_1_2_8_5_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ajog.2010.04.038"},{"key":"e_1_2_8_6_1","first-page":"CD001233","article-title":"Mechanical methods for induction of labour","volume":"3","author":"Jozwiak M","year":"2012","journal-title":"Cochrane Database Syst Rev"},{"volume-title":"Geschichte der Geburtshilfe","year":"1906","author":"Fasbender G","key":"e_1_2_8_7_1"},{"key":"e_1_2_8_8_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1471-0528.1971.tb00275.x"},{"key":"e_1_2_8_9_1","doi-asserted-by":"publisher","DOI":"10.1136\/bmj.2.6099.1381"},{"key":"e_1_2_8_10_1","doi-asserted-by":"publisher","DOI":"10.1016\/0140-6736(92)90194-8"},{"key":"e_1_2_8_11_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ajog.2010.11.029"},{"key":"e_1_2_8_12_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1471-0528.2008.01843.x"},{"key":"e_1_2_8_13_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0140-6736(11)61484-0"},{"key":"e_1_2_8_14_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0140-6736(16)00084-2"},{"key":"e_1_2_8_15_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600-0412.2011.01197.x"},{"key":"e_1_2_8_16_1","doi-asserted-by":"publisher","DOI":"10.1007\/s00404-009-1136-7"},{"issue":"02","key":"e_1_2_8_17_1","first-page":"138","article-title":"Women's experiences with and preference for induction of labour with oral misoprostol or Foley catheter at term","volume":"34","author":"Eikelder M","year":"2017","journal-title":"Am J Perinatol"},{"key":"e_1_2_8_18_1","doi-asserted-by":"publisher","DOI":"10.1097\/AOG.0000000000001002"},{"key":"e_1_2_8_19_1","doi-asserted-by":"publisher","DOI":"10.3109\/14767058.2015.1067297"},{"key":"e_1_2_8_20_1","doi-asserted-by":"publisher","DOI":"10.1097\/AOG.0b013e318220e4b7"},{"key":"e_1_2_8_21_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1471-0528.2009.02279.x"},{"key":"e_1_2_8_22_1","unstructured":"RullG.Catheterising Bladders. 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