{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,27]],"date-time":"2026-05-27T23:13:11Z","timestamp":1779923591241,"version":"3.53.1"},"reference-count":35,"publisher":"Elsevier BV","license":[{"start":{"date-parts":[[2023,5,1]],"date-time":"2023-05-01T00:00:00Z","timestamp":1682899200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2023,5,1]],"date-time":"2023-05-01T00:00:00Z","timestamp":1682899200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2023,3,3]],"date-time":"2023-03-03T00:00:00Z","timestamp":1677801600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":["clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","obstetanesthesia.com","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["International Journal of Obstetric Anesthesia"],"published-print":{"date-parts":[[2023,5]]},"DOI":"10.1016\/j.ijoa.2023.103649","type":"journal-article","created":{"date-parts":[[2023,3,7]],"date-time":"2023-03-07T20:40:50Z","timestamp":1678221650000},"page":"103649","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":3,"special_numbering":"C","title":["Systematic review of the effectiveness of remifentanil in term breech pregnancies undergoing external cephalic version"],"prefix":"10.1016","volume":"54","author":[{"given":"S.","family":"Lomas","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Z.","family":"Minton","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3324-6771","authenticated-orcid":false,"given":"J.P.","family":"Daniels","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.ijoa.2023.103649_b0005","doi-asserted-by":"crossref","first-page":"851","DOI":"10.1016\/0002-9378(92)91347-D","article-title":"The frequency of breech presentation by gestational age at birth: a large population-based study","volume":"166","author":"Hickok","year":"1992","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ijoa.2023.103649_b0010","doi-asserted-by":"crossref","first-page":"1375","DOI":"10.1016\/S0140-6736(00)02840-3","article-title":"Planned caesarean section versus planned vaginal birth for breech presentation at term: a randomised multicentre trial","volume":"356","author":"Hannah","year":"2000","journal-title":"Lancet"},{"key":"10.1016\/j.ijoa.2023.103649_b0015","doi-asserted-by":"crossref","first-page":"1237","DOI":"10.1136\/jech-2015-205592","article-title":"Trends in vaginal breech delivery","volume":"69","author":"Hehir","year":"2015","journal-title":"J Epidemiol Community Health"},{"key":"10.1016\/j.ijoa.2023.103649_b0020","doi-asserted-by":"crossref","unstructured":"External cephalic version: ACOG Practice Bulletin, Number 221. Obstet Gynecol. 2020;135:e203\u2013e12. doi: 10.1097\/AOG.0000000000003837.","DOI":"10.1097\/AOG.0000000000003837"},{"key":"10.1016\/j.ijoa.2023.103649_b0025","doi-asserted-by":"crossref","first-page":"1143","DOI":"10.1097\/AOG.0b013e31818b4ade","article-title":"External cephalic version-related risks: a meta-analysis","volume":"112","author":"Grootscholten","year":"2008","journal-title":"Obstet Gynecol"},{"key":"10.1016\/j.ijoa.2023.103649_b0030","doi-asserted-by":"crossref","first-page":"415","DOI":"10.1111\/1471-0528.13234","article-title":"An observational study of the success and complications of 2546 external cephalic versions in low-risk pregnant women performed by trained midwives","volume":"123","author":"Beuckens","year":"2016","journal-title":"BJOG"},{"key":"10.1016\/j.ijoa.2023.103649_b0035","doi-asserted-by":"crossref","DOI":"10.1002\/14651858.CD000083.pub3","article-title":"External cephalic version for breech presentation at term","author":"Hofmeyr","year":"2015","journal-title":"Cochrane Database Syst Rev"},{"key":"10.1016\/j.ijoa.2023.103649_b0040","doi-asserted-by":"crossref","first-page":"1639","DOI":"10.1016\/S0002-9378(96)70118-7","article-title":"Determining the clinical efficacy and cost savings of successful external cephalic version","volume":"175","author":"Mauldin","year":"1996","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ijoa.2023.103649_b0045","doi-asserted-by":"crossref","unstructured":"Management of breech presentation: Green-top Guideline Number 20b. BJOG. 2017;124:e151\u2013e77. doi: 10.1111\/1471-0528.14465.","DOI":"10.1111\/1471-0528.14465"},{"key":"10.1016\/j.ijoa.2023.103649_b0050","doi-asserted-by":"crossref","first-page":"73","DOI":"10.1016\/S0020-7292(97)90158-2","article-title":"External cephalic version. Number 4, July 1997","volume":"59","author":"American College of Obstetricians and Gynecologists practice patterns","year":"1997","journal-title":"Int J Gynecol Obstet"},{"key":"10.1016\/j.ijoa.2023.103649_b0055","doi-asserted-by":"crossref","unstructured":"External cephalic version and reducing the incidence of term breech presentation: Green-top Guideline No. 20a. BJOG. 2017;124:e178\u2013e92. doi: 10.1111\/1471-0528.14466.","DOI":"10.1111\/1471-0528.14466"},{"key":"10.1016\/j.ijoa.2023.103649_b0060","doi-asserted-by":"crossref","DOI":"10.1002\/14651858.CD000184.pub4","article-title":"Interventions for helping to turn term breech babies to head first presentation when using external cephalic version","author":"Cluver","year":"2015","journal-title":"Cochrane Database Syst Rev"},{"key":"10.1016\/j.ijoa.2023.103649_b0065","doi-asserted-by":"crossref","first-page":"69","DOI":"10.1097\/OGX.0b013e31824537e1","article-title":"Neuraxial blockade for external cephalic version: A systematic review","volume":"67","author":"Sultan","year":"2012","journal-title":"Obstet Gynecol Survey"},{"key":"10.1016\/j.ijoa.2023.103649_b0070","doi-asserted-by":"crossref","first-page":"276","DOI":"10.1016\/j.ajog.2016.04.036","article-title":"Neuraxial analgesia to increase the success rate of external cephalic version: a systematic review and meta-analysis of randomized controlled trials","volume":"215","author":"Magro-Malosso","year":"2016","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ijoa.2023.103649_b0075","doi-asserted-by":"crossref","first-page":"408","DOI":"10.1007\/s12630-010-9278-4","article-title":"Anesthetic dose neuraxial blockade increases the success rate of external fetal version: A meta-analysis","volume":"57","author":"Lavoie","year":"2010","journal-title":"Can J Anesthesia"},{"key":"10.1016\/j.ijoa.2023.103649_b0080","doi-asserted-by":"crossref","first-page":"662","DOI":"10.1016\/S0140-6736(18)31613-1","article-title":"Intravenous remifentanil patient-controlled analgesia versus intramuscular pethidine for pain relief in labour (RESPITE): an open-label, multicentre, randomised controlled trial","volume":"392","author":"Wilson","year":"2018","journal-title":"Lancet"},{"key":"10.1016\/j.ijoa.2023.103649_b0085","doi-asserted-by":"crossref","DOI":"10.1002\/14651858.CD011989.pub2","article-title":"Patient-controlled analgesia with remifentanil versus alternative parenteral methods for pain management in labour","author":"Weibel","year":"2017","journal-title":"Cochrane Database Syst Rev"},{"key":"10.1016\/j.ijoa.2023.103649_b0090","unstructured":"Higgins JPT, Thomas J, Chandler J, Cumpston M, Li T, Page MJ, Welch VA (editors).Cochrane Handbook for Systematic Reviews of Interventionsversion 6.3(updated February2022). Cochrane, 2022. Available at: raining.cochrane.org\/handbook. Accessed October 1, 2021."},{"key":"10.1016\/j.ijoa.2023.103649_b0095","article-title":"The PRISMA 2020 statement: an updated guideline for reporting systematic reviews","volume":"372","author":"Page","year":"2021","journal-title":"BMJ"},{"key":"10.1016\/j.ijoa.2023.103649_b0100","article-title":"RoB 2: a revised tool for assessing risk of bias in randomised trials","volume":"366","author":"Sterne","year":"2019","journal-title":"BMJ"},{"key":"10.1016\/j.ijoa.2023.103649_b0105","first-page":"719","article-title":"Statistical aspects of the analysis of data from retrospective studies of disease","volume":"22","author":"Mantel","year":"1959","journal-title":"J Natl Cancer Inst"},{"key":"10.1016\/j.ijoa.2023.103649_b0110","doi-asserted-by":"crossref","first-page":"557","DOI":"10.1136\/bmj.327.7414.557","article-title":"Measuring inconsistency in meta-analyses","volume":"327","author":"Higgins","year":"2003","journal-title":"BMJ"},{"key":"10.1016\/j.ijoa.2023.103649_b0115","doi-asserted-by":"crossref","unstructured":"Borenstein M, Hedges LV, Higgins JPT, Rothstein RR. Introduction to meta-analysis. Second ed. John Wiley & Sons; 2021.","DOI":"10.1002\/9781119558378"},{"key":"10.1016\/j.ijoa.2023.103649_b0120","doi-asserted-by":"crossref","first-page":"e5483","DOI":"10.1097\/MD.0000000000005483","article-title":"A randomized trial of remifentanil for analgesia in external cephalic version for breech presentation","volume":"95","author":"Lui","year":"2016","journal-title":"Medicine"},{"key":"10.1016\/j.ijoa.2023.103649_b0125","doi-asserted-by":"crossref","first-page":"e6256","DOI":"10.1097\/MD.0000000000006256","article-title":"Remifentanil analgesia during external cephalic version for breech presentation in nulliparous women at term: A randomized controlled trial","volume":"96","author":"Wang","year":"2017","journal-title":"Medicine (Baltimore)"},{"key":"10.1016\/j.ijoa.2023.103649_b0130","first-page":"703","article-title":"Use of spinal anesthesia and narcotic analgesia to facilitate external cephalic version: a double-blin randomised study","volume":"37","author":"Leung","year":"2009","journal-title":"J Perinat Med"},{"key":"10.1016\/j.ijoa.2023.103649_b0135","doi-asserted-by":"crossref","first-page":"1800","DOI":"10.1213\/ANE.0000000000004795","article-title":"A systematic review and meta-analysis of clinical trials of neuraxial, intravenous, and inhalational anesthesia for external cephalic version","volume":"131","author":"Hao","year":"2020","journal-title":"Anesth Analg"},{"key":"10.1016\/j.ijoa.2023.103649_b0140","doi-asserted-by":"crossref","first-page":"547","DOI":"10.1111\/aogs.12859","article-title":"Increased pain relief with remifentanil does not improve the success rate of external cephalic version: a randomized controlled trial","volume":"95","author":"Burgos","year":"2016","journal-title":"Acta Obstet Gynecol Scand"},{"key":"10.1016\/j.ijoa.2023.103649_b0145","doi-asserted-by":"crossref","first-page":"52","DOI":"10.1016\/j.ijoa.2013.07.006","article-title":"Remifentanil versus placebo for analgesia during external cephalic version: a randomised clinical trial","volume":"23","author":"Mu\u00f1oz","year":"2014","journal-title":"Int J Obstet Anesth"},{"key":"10.1016\/j.ijoa.2023.103649_b0150","doi-asserted-by":"crossref","first-page":"944","DOI":"10.1093\/bja\/aev107","article-title":"Randomized trial of anaesthetic interventions in external cephalic version for breech presentation","volume":"114","author":"Khaw","year":"2015","journal-title":"Br J Anaesth"},{"key":"10.1016\/j.ijoa.2023.103649_b0155","doi-asserted-by":"crossref","first-page":"1341","DOI":"10.1016\/S0140-6736(18)31928-7","article-title":"Global epidemiology of use of and disparities in caesarean sections","volume":"392","author":"Boerma","year":"2018","journal-title":"Lancet"},{"key":"10.1016\/j.ijoa.2023.103649_b0160","doi-asserted-by":"crossref","first-page":"803","DOI":"10.1038\/jp.2015.75","article-title":"Management of breech presentation at term: a retrospective cohort study of 10 years of experience","volume":"35","author":"Burgos","year":"2015","journal-title":"J Perinatol"},{"key":"10.1016\/j.ijoa.2023.103649_b0165","doi-asserted-by":"crossref","first-page":"424","DOI":"10.1093\/bja\/aew466","article-title":"Measuring acute postoperative pain using the visual analog scale: the minimal clinically important difference and patient acceptable symptom state","volume":"118","author":"Myles","year":"2017","journal-title":"Br J Anaesth"},{"key":"10.1016\/j.ijoa.2023.103649_b0170","doi-asserted-by":"crossref","first-page":"328","DOI":"10.1016\/j.ijoa.2009.02.006","article-title":"A randomized controlled trial of the effect of combined spinal-epidural analgesia on the success of external cephalic version for breech presentation","volume":"18","author":"Sullivan","year":"2009","journal-title":"Int J Obstet Anesth"},{"key":"10.1016\/j.ijoa.2023.103649_b0175","first-page":"1","article-title":"External cephalic version of the non-cephalic presenting twin: a systematic review","author":"Felder","year":"2020","journal-title":"J Matern Fetal Neonatal Med"}],"container-title":["International Journal of Obstetric Anesthesia"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0959289X23000250?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0959289X23000250?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,10,17]],"date-time":"2025-10-17T11:04:29Z","timestamp":1760699069000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0959289X23000250"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2023,5]]},"references-count":35,"alternative-id":["S0959289X23000250"],"URL":"https:\/\/doi.org\/10.1016\/j.ijoa.2023.103649","relation":{},"ISSN":["0959-289X"],"issn-type":[{"value":"0959-289X","type":"print"}],"subject":[],"published":{"date-parts":[[2023,5]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Systematic review of the effectiveness of remifentanil in term breech pregnancies undergoing external cephalic version","name":"articletitle","label":"Article Title"},{"value":"International Journal of Obstetric Anesthesia","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.ijoa.2023.103649","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2023 The Author(s). Published by Elsevier Ltd.","name":"copyright","label":"Copyright"}],"article-number":"103649"}}