{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,17]],"date-time":"2026-03-17T09:18:15Z","timestamp":1773739095747,"version":"3.50.1"},"reference-count":19,"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":[[2023,5,1]],"date-time":"2023-05-01T00:00:00Z","timestamp":1682899200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-017"},{"start":{"date-parts":[[2023,5,1]],"date-time":"2023-05-01T00:00:00Z","timestamp":1682899200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-037"},{"start":{"date-parts":[[2023,5,1]],"date-time":"2023-05-01T00:00:00Z","timestamp":1682899200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-012"},{"start":{"date-parts":[[2023,5,1]],"date-time":"2023-05-01T00:00:00Z","timestamp":1682899200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2023,5,1]],"date-time":"2023-05-01T00:00:00Z","timestamp":1682899200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-004"}],"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.2023.103637","type":"journal-article","created":{"date-parts":[[2023,2,1]],"date-time":"2023-02-01T11:22:13Z","timestamp":1675250533000},"page":"103637","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":9,"special_numbering":"C","title":["Clinical and ultrasonographic assessment of airway indices among non-pregnant, normotensive pregnant and pre-eclamptic patients: a prospective observational study"],"prefix":"10.1016","volume":"54","author":[{"given":"R.","family":"Bala","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"D.","family":"Budhwar","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"V.","family":"Kumar","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"S.","family":"Singhal","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"P.","family":"Kaushik","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"J.","family":"Sharma","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","reference":[{"key":"10.1016\/j.ijoa.2023.103637_b0005","first-page":"22","article-title":"New predictors of difficult intubation in obstetric patients: A prospective observational study","volume":"24","author":"Jarraya","year":"2019","journal-title":"Trends Anaesth Crit Care"},{"key":"10.1016\/j.ijoa.2023.103637_b0010","first-page":"328","article-title":"Airway management in obstetrics","volume":"4","author":"Rudra","year":"2005","journal-title":"Indian J Anaesth"},{"key":"10.1016\/j.ijoa.2023.103637_b0015","doi-asserted-by":"crossref","first-page":"259","DOI":"10.1097\/01.CCM.0000183502.45419.C9","article-title":"Airway problems in pregnancy","volume":"33","author":"Munnur","year":"2005","journal-title":"Crit Care Med"},{"key":"10.1016\/j.ijoa.2023.103637_b0020","doi-asserted-by":"crossref","first-page":"456","DOI":"10.4103\/0019-5049.89868","article-title":"Ultrasound of the airway","volume":"55","author":"Kundra","year":"2011","journal-title":"Indian J Anaesth"},{"key":"10.1016\/j.ijoa.2023.103637_b0025","doi-asserted-by":"crossref","first-page":"509","DOI":"10.1097\/EJA.0000000000000989","article-title":"Ultrasound as a new tool in the assessment of airway difficulties","volume":"36","author":"Alessandri","year":"2019","journal-title":"Eur J Anaesthesiol"},{"key":"10.1016\/j.ijoa.2023.103637_b0030","doi-asserted-by":"crossref","first-page":"176","DOI":"10.4103\/0019-5049.130822","article-title":"Anatomic features of the neck as predictive markers of difficult direct laryngoscopy in men and women: A prospective study","volume":"58","author":"Chara","year":"2014","journal-title":"Indian J Anaesth"},{"key":"10.1016\/j.ijoa.2023.103637_b0035","first-page":"e1","article-title":"Gestational Hypertension and Preeclampsia","volume":"13","author":"ACOG Practice Bulletin No 202","year":"2019","journal-title":"Obstet Gynecol"},{"key":"10.1016\/j.ijoa.2023.103637_b0040","doi-asserted-by":"crossref","first-page":"17","DOI":"10.1016\/j.ijoa.2017.10.005","article-title":"Airway changes following labor and delivery in preeclamptic parturients: a prospective case control study","volume":"33","author":"Ahuja","year":"2018","journal-title":"Int J Obstet Anesth"},{"key":"10.1016\/j.ijoa.2023.103637_b0045","doi-asserted-by":"crossref","first-page":"357","DOI":"10.1097\/ALN.0b013e31816452d3","article-title":"Airway changes during labor and delivery","volume":"108","author":"Kodali","year":"2008","journal-title":"Anesthesiology"},{"key":"10.1016\/j.ijoa.2023.103637_b0050","doi-asserted-by":"crossref","first-page":"1","DOI":"10.15436\/2377-1364.16.038","article-title":"Prediction of difficult laryngoscopy in pregnant women undergoing cesarean section using the hyomental distance in fully extended and neutral position of neck, in comparison with four usual bedside tests: A prospective blinded study","volume":"3","author":"Himranpour","year":"2016","journal-title":"J Anesth Surg"},{"key":"10.1016\/j.ijoa.2023.103637_b0055","doi-asserted-by":"crossref","first-page":"77","DOI":"10.4103\/sja.SJA_385_17","article-title":"Does neck circumference help to predict difficult intubation in obstetric patients? A prospective observational study","volume":"12","author":"Riad","year":"2018","journal-title":"Saudi J Anaesth"},{"key":"10.1016\/j.ijoa.2023.103637_b0060","doi-asserted-by":"crossref","first-page":"321","DOI":"10.36472\/msd.v6i12.329","article-title":"The evaluation of upper airway: point of care ultrasound vs. traditional tests","volume":"6","author":"Yildiz","year":"2019","journal-title":"Discov Med"},{"key":"10.1016\/j.ijoa.2023.103637_b0065","doi-asserted-by":"crossref","first-page":"353","DOI":"10.4103\/joacp.JOACP_166_17","article-title":"Correlation between preoperative ultrasonographic airway assessment and laryngoscopic view in adult patients: A prospective study","volume":"33","author":"Parameswari","year":"2017","journal-title":"J Anaesthesiol Clin Pharmacol"},{"key":"10.1016\/j.ijoa.2023.103637_b0070","doi-asserted-by":"crossref","first-page":"754","DOI":"10.1111\/j.1553-2712.2011.01099.x","article-title":"Pilot study to determine the utility of point of care ultrasound in the assessment of difficult laryngoscopy","volume":"18","author":"Adhikari","year":"2011","journal-title":"Acad Emerg Med"},{"key":"10.1016\/j.ijoa.2023.103637_b0075","doi-asserted-by":"crossref","first-page":"807","DOI":"10.4103\/0019-5049.193660","article-title":"Ultrasonography - a viable tool for airway assessment","volume":"60","author":"Reddy","year":"2016","journal-title":"Indian J Anaesth"},{"key":"10.1016\/j.ijoa.2023.103637_b0080","first-page":"835","article-title":"Ultrasonographic modification of Cormack Lehane classification for pre-anesthetic airway assessment","volume":"21","author":"Gupta","year":"2012","journal-title":"Middle East J Anaesthesiol"},{"key":"10.1016\/j.ijoa.2023.103637_b0085","doi-asserted-by":"crossref","first-page":"152","DOI":"10.1177\/1024907917749479","article-title":"Use of ultrasound to predict difficult intubation in Chinese population by assessing the ratio of the pre-epiglottis space distance and the distance between epiglottis and vocal folds","volume":"25","author":"Chan","year":"2018","journal-title":"Hong Kong J Emerg Me"},{"key":"10.1016\/j.ijoa.2023.103637_b0090","first-page":"UC05","article-title":"Ultrasonographic estimation of endotracheal tube size in paediatric patients and its comparison with physical indices based formulae: A prospective study","volume":"11","author":"Sutagatti","year":"2017","journal-title":"J Clin Diagn Res"},{"key":"10.1016\/j.ijoa.2023.103637_b0095","doi-asserted-by":"crossref","first-page":"157","DOI":"10.4103\/0259-1162.108298","article-title":"Assessment of the subglottic region by ultrasonography for estimation of appropriate size endotracheal tube: A clinical prospective study","volume":"6","author":"Gupta","year":"2012","journal-title":"Anesth Essays Res"}],"container-title":["International Journal of Obstetric Anesthesia"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0959289X23000134?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0959289X23000134?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,10,17]],"date-time":"2025-10-17T11:03:25Z","timestamp":1760699005000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0959289X23000134"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2023,5]]},"references-count":19,"alternative-id":["S0959289X23000134"],"URL":"https:\/\/doi.org\/10.1016\/j.ijoa.2023.103637","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":"Clinical and ultrasonographic assessment of airway indices among non-pregnant, normotensive pregnant and pre-eclamptic patients: a prospective observational study","name":"articletitle","label":"Article Title"},{"value":"International Journal of Obstetric Anesthesia","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.ijoa.2023.103637","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2023 Elsevier Ltd. All rights reserved.","name":"copyright","label":"Copyright"}],"article-number":"103637"}}