{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,21]],"date-time":"2026-10-21T00:04:55Z","timestamp":1792541095189,"version":"4.5.0"},"reference-count":23,"publisher":"Elsevier BV","issue":"4","license":[{"start":{"date-parts":[[2016,10,1]],"date-time":"2016-10-01T00:00:00Z","timestamp":1475280000000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2016,10,1]],"date-time":"2016-10-01T00:00:00Z","timestamp":1475280000000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"}],"content-domain":{"domain":["ajog.org","clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["American Journal of Obstetrics and Gynecology"],"published-print":{"date-parts":[[2016,10]]},"DOI":"10.1016\/j.ajog.2016.05.023","type":"journal-article","created":{"date-parts":[[2016,5,21]],"date-time":"2016-05-21T02:57:52Z","timestamp":1463799472000},"page":"515.e1-515.e9","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":48,"title":["Indications for primary cesarean delivery relative to body\u00a0mass index"],"prefix":"10.1016","volume":"215","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-2438-1699","authenticated-orcid":false,"given":"Tetsuya","family":"Kawakita","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Uma M.","family":"Reddy","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Helain J.","family":"Landy","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Sara N.","family":"Iqbal","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Chun-Chih","family":"Huang","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0276-8534","authenticated-orcid":false,"given":"Katherine L.","family":"Grantz","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.ajog.2016.05.023_bib1","unstructured":"National Center for Health Statistics. National Vital Statistics Reports. Prevalence of Obesity Among Adults: United States, 2011\u20132012. Available at: http:\/\/www.cdc.gov\/nchs\/data\/databriefs\/db131.pdf. Accessed June 27, 2016."},{"key":"10.1016\/j.ajog.2016.05.023_bib2","doi-asserted-by":"crossref","first-page":"241.e1","DOI":"10.1016\/j.ajog.2014.08.002","article-title":"The risk of prelabor and intrapartum cesarean delivery among overweight and obese women: possible preventive actions","volume":"212","author":"Hermann","year":"2015","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.05.023_bib3","doi-asserted-by":"crossref","first-page":"264.e1","DOI":"10.1016\/j.ajog.2010.06.024","article-title":"The maternal body mass index: a strong association with delivery route","volume":"203","author":"Kominiarek","year":"2010","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.05.023_bib4","first-page":"1","article-title":"Primary cesarean delivery rates, by state: results from the revised birth certificate, 2006-2012","volume":"63","author":"Osterman","year":"2014","journal-title":"Natl Vital Stat Rep"},{"key":"10.1016\/j.ajog.2016.05.023_bib5","doi-asserted-by":"crossref","first-page":"343","DOI":"10.1111\/j.1471-0528.2006.01233.x","article-title":"Poor uterine contractility in obese women","volume":"114","author":"Zhang","year":"2007","journal-title":"BJOG"},{"key":"10.1016\/j.ajog.2016.05.023_bib6","doi-asserted-by":"crossref","first-page":"163.e1","DOI":"10.1016\/j.ajog.2006.09.026","article-title":"Maternal body mass index in the first trimester and risk of cesarean delivery in nulliparous women in spontaneous labor","volume":"196","author":"Bergholt","year":"2007","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.05.023_bib7","doi-asserted-by":"crossref","first-page":"179","DOI":"10.1080\/14767050500073456","article-title":"Maternal pre-pregnancy overweight status and obesity as risk factor for cesarean delivery","volume":"17","author":"Dempsey","year":"2005","journal-title":"J\u00a0Matern Fetal Neonatal Med"},{"key":"10.1016\/j.ajog.2016.05.023_bib8","doi-asserted-by":"crossref","first-page":"312","DOI":"10.1067\/mob.2002.126200","article-title":"Factors that are associated with cesarean delivery in a large private practice: the importance of prepregnancy body mass index and weight gain","volume":"187","author":"Young","year":"2002","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.05.023_bib9","doi-asserted-by":"crossref","first-page":"163","DOI":"10.1016\/j.ejogrb.2009.05.022","article-title":"Non-elective cesarean delivery due to ineffective uterine contractility or due to obstructed labor in relation to maternal body mass index","volume":"145","author":"Cedergren","year":"2009","journal-title":"Eur J Obstet Gynecol Reprod Biol"},{"key":"10.1016\/j.ajog.2016.05.023_bib10","doi-asserted-by":"crossref","first-page":"1175","DOI":"10.1038\/sj.ijo.0801670","article-title":"Maternal obesity and pregnancy outcome: a study of 287,213 pregnancies in London","volume":"25","author":"Sebire","year":"2001","journal-title":"Int J Obes Relat Metab Disord"},{"key":"10.1016\/j.ajog.2016.05.023_bib11","doi-asserted-by":"crossref","first-page":"10","DOI":"10.1016\/j.ijgo.2005.03.020","article-title":"Risk factors for wound infection following cesarean deliveries","volume":"90","author":"Schneid-Kofman","year":"2005","journal-title":"Int J Gynaecol Obstet"},{"key":"10.1016\/j.ajog.2016.05.023_bib12","doi-asserted-by":"crossref","first-page":"1357","DOI":"10.1097\/01.AOG.0000188387.88032.41","article-title":"Maternal outcomes in pregnancies complicated by obesity","volume":"106","author":"Robinson","year":"2005","journal-title":"Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.05.023_bib13","doi-asserted-by":"crossref","first-page":"323","DOI":"10.1016\/j.ajog.2010.06.058","article-title":"Contemporary cesarean delivery practice in the United States","volume":"203","author":"Zhang","year":"2010","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.05.023_bib14","doi-asserted-by":"crossref","first-page":"179","DOI":"10.1016\/j.ajog.2014.01.026","article-title":"Safe prevention of the primary cesarean delivery","volume":"210","author":"Caughey","year":"2014","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.05.023_bib15","doi-asserted-by":"crossref","first-page":"33","DOI":"10.1097\/AOG.0b013e3182952242","article-title":"Primary cesarean delivery in the United States","volume":"122","author":"Boyle","year":"2013","journal-title":"Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.05.023_bib16","first-page":"452","article-title":"The association of maternal weight with cesarean risk, labor duration, and cervical dilation rate during labor induction","volume":"103","author":"Nuthalapaty","year":"2004","journal-title":"Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.05.023_bib17","doi-asserted-by":"crossref","first-page":"49","DOI":"10.1016\/j.ejogrb.2013.08.021","article-title":"Maternal body mass index and duration of labor","volume":"171","author":"Carlh\u00e4ll","year":"2013","journal-title":"Eur J Obstet Gynecol Reprod Biol"},{"key":"10.1016\/j.ajog.2016.05.023_bib18","first-page":"39","article-title":"Obesity as a risk factor for cesarean in a low-risk population","volume":"97","author":"Kaiser","year":"2001","journal-title":"Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.05.023_bib19","doi-asserted-by":"crossref","first-page":"213","DOI":"10.1016\/S0029-7844(96)00449-8","article-title":"Association between pre-pregnancy obesity and the risk of cesarean delivery","volume":"89","author":"Crane","year":"1997","journal-title":"Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.05.023_bib20","doi-asserted-by":"crossref","first-page":"1281","DOI":"10.1097\/AOG.0b013e3181fdef6e","article-title":"Contemporary patterns of spontaneous labor with normal neonatal outcomes","volume":"116","author":"Zhang","year":"2010","journal-title":"Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.05.023_bib21","doi-asserted-by":"crossref","first-page":"57","DOI":"10.1097\/AOG.0000000000000278","article-title":"Neonatal and maternal outcomes with prolonged second stage of labor","volume":"124","author":"Laughon","year":"2014","journal-title":"Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.05.023_bib22","doi-asserted-by":"crossref","first-page":"1065","DOI":"10.1097\/AOG.0b013e318214f1d1","article-title":"Maternal and neonatal outcomes among obese women with weight gain below the new Institute of Medicine recommendations","volume":"117","author":"Blomberg","year":"2011","journal-title":"Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.05.023_bib23","doi-asserted-by":"crossref","first-page":"333","DOI":"10.1016\/S0002-9378(97)70195-9","article-title":"The preterm prediction study: association of cesarean delivery with increases in maternal weight and body mass index","volume":"177","author":"Brost","year":"1997","journal-title":"Am J Obstet Gynecol"}],"container-title":["American Journal of Obstetrics and Gynecology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0002937816302186?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0002937816302186?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,9,11]],"date-time":"2025-09-11T11:11:00Z","timestamp":1757589060000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0002937816302186"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2016,10]]},"references-count":23,"journal-issue":{"issue":"4","published-print":{"date-parts":[[2016,10]]}},"alternative-id":["S0002937816302186"],"URL":"https:\/\/doi.org\/10.1016\/j.ajog.2016.05.023","relation":{},"ISSN":["0002-9378"],"issn-type":[{"value":"0002-9378","type":"print"}],"subject":[],"published":{"date-parts":[[2016,10]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Indications for primary cesarean delivery relative to body\u00a0mass index","name":"articletitle","label":"Article Title"},{"value":"American Journal of Obstetrics and Gynecology","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.ajog.2016.05.023","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2016 Elsevier Inc. All rights reserved.","name":"copyright","label":"Copyright"}]}}