{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,24]],"date-time":"2026-10-24T00:32:51Z","timestamp":1792801971008,"version":"4.5.0"},"reference-count":40,"publisher":"Elsevier BV","license":[{"start":{"date-parts":[[2019,5,1]],"date-time":"2019-05-01T00:00:00Z","timestamp":1556668800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2019,5,1]],"date-time":"2019-05-01T00:00:00Z","timestamp":1556668800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"}],"funder":[{"DOI":"10.13039\/100007914","name":"University of Texas Southwestern Medical Center","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100007914","id-type":"DOI","asserted-by":"publisher"}]},{"name":"Teleflex Incorporated"},{"DOI":"10.13039\/100007914","name":"University of Texas Southwestern Medical Center","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100007914","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Journal of Clinical Anesthesia"],"published-print":{"date-parts":[[2019,5]]},"DOI":"10.1016\/j.jclinane.2018.10.026","type":"journal-article","created":{"date-parts":[[2018,11,1]],"date-time":"2018-11-01T20:40:20Z","timestamp":1541104820000},"page":"19-24","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":110,"special_numbering":"C","title":["High-flow versus standard nasal cannula in morbidly obese patients during colonoscopy: A prospective, randomized clinical trial"],"prefix":"10.1016","volume":"54","author":[{"given":"Christina A.","family":"Riccio","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8112-3341","authenticated-orcid":false,"given":"Stephen","family":"Sarmiento","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Abu","family":"Minhajuddin","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Dawood","family":"Nasir","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Amanda A.","family":"Fox","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.jclinane.2018.10.026_bb0005","doi-asserted-by":"crossref","first-page":"527","DOI":"10.1016\/j.giec.2016.03.001","article-title":"Sedation challenges: obesity and sleep apnea","volume":"26","author":"Jirapinyo","year":"2016","journal-title":"Gastrointest Endosc Clin N Am"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0010","doi-asserted-by":"crossref","first-page":"71","DOI":"10.4103\/0970-9185.125707","article-title":"Significantly reduced hypoxemic events in morbidly obese patients undergoing gastrointestinal endoscopy: predictors and practice effect","volume":"30","author":"Goudra","year":"2014","journal-title":"J Anaesthesiol Clin Pharmacol"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0015","doi-asserted-by":"crossref","first-page":"1035","DOI":"10.1007\/s10620-008-0452-2","article-title":"Risk factors for hypoxemia during ambulatory gastrointestinal endoscopy in ASA I-II patients","volume":"54","author":"Qadeer","year":"2009","journal-title":"Dig Dis Sci"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0020","doi-asserted-by":"crossref","first-page":"273","DOI":"10.1097\/00000542-199602000-00004","article-title":"Magnetic resonance imaging of the upper airway. Effects of propofol anesthesia and nasal continuous positive airway pressure in humans","volume":"84","author":"Mathru","year":"1996","journal-title":"Anesthesiology"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0025","doi-asserted-by":"crossref","first-page":"85","DOI":"10.1038\/sj.jp.7211647","article-title":"High flow nasal cannula versus nasal CPAP for neonatal respiratory disease: a retrospective study","volume":"27","author":"Shoemaker","year":"2007","journal-title":"J Perinatol"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0030","doi-asserted-by":"crossref","first-page":"71","DOI":"10.1186\/s13054-018-1990-4","article-title":"A systematic review of the high-flow nasal cannula for adult patients","volume":"22","author":"Helviz","year":"2018","journal-title":"Crit Care"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0035","first-page":"29","article-title":"High flow nasal oxygen therapy in adult anaesthesia","volume":"18","author":"Millette","year":"2018","journal-title":"Curr Anaesth Crit Care"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0040","doi-asserted-by":"crossref","first-page":"1103","DOI":"10.1177\/0310057X1103900620","article-title":"Evaluation of a humidified nasal high-flow oxygen system, using oxygraphy, capnography and measurement of upper airway pressures","volume":"39","author":"Ritchie","year":"2011","journal-title":"Anaesth Intensive Care"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0045","doi-asserted-by":"crossref","first-page":"126","DOI":"10.1016\/j.aucc.2007.08.001","article-title":"High flow nasal oxygen generates positive airway pressure in adult volunteers","volume":"20","author":"Groves","year":"2007","journal-title":"Aust Crit Care"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0050","doi-asserted-by":"crossref","first-page":"1400","DOI":"10.1016\/j.rmed.2009.04.007","article-title":"Research in high flow therapy: mechanisms of action","volume":"103","author":"Dysart","year":"2009","journal-title":"Respir Med"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0055","doi-asserted-by":"crossref","first-page":"1007","DOI":"10.5664\/jcsm.5014","article-title":"High-flow nasal cannula therapy for obstructive sleep apnea in children","volume":"11","author":"Joseph","year":"2015","journal-title":"J Clin Sleep Med"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0060","doi-asserted-by":"crossref","first-page":"981","DOI":"10.5664\/jcsm.6700","article-title":"High-flow, heated, humidified air via nasal cannula treats CPAP-intolerant children with obstructive sleep apnea","volume":"13","author":"Hawkins","year":"2017","journal-title":"J Clin Sleep Med"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0065","doi-asserted-by":"crossref","first-page":"100","DOI":"10.1016\/j.rmed.2016.11.004","article-title":"High flow nasal cannula versus conventional oxygen therapy and non-invasive ventilation in adults with acute hypoxemic respiratory failure: a systematic review","volume":"121","author":"Lee","year":"2016","journal-title":"Respir Med"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0070","doi-asserted-by":"crossref","first-page":"323","DOI":"10.1111\/anae.12923","article-title":"Transnasal humidified rapid-insufflation ventilatory exchange (THRIVE): a physiological method of increasing apnoea time in patients with difficult airways","volume":"70","author":"Patel","year":"2015","journal-title":"Anaesthesia"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0075","doi-asserted-by":"crossref","first-page":"1379","DOI":"10.1111\/anae.14036","article-title":"Apnoeic oxygenation with high-flow nasal oxygen for laryngeal surgery: a case series","volume":"72","author":"Lyons","year":"2017","journal-title":"Anaesthesia"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0080","doi-asserted-by":"crossref","first-page":"980","DOI":"10.1097\/00000542-198812000-00035","article-title":"Pharyngeal insufflation of oxygen prevents arterial desaturation during apnea","volume":"69","author":"Teller","year":"1988","journal-title":"Anesthesiology"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0085","doi-asserted-by":"crossref","first-page":"63","DOI":"10.4103\/0259-1162.128911","article-title":"Apneic oxygenation during simulated prolonged difficult laryngoscopy: comparison of nasal prongs versus nasopharyngeal catheter: a prospective randomized controlled study","volume":"8","author":"Achar","year":"2014","journal-title":"Anesth Essays Res"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0090","doi-asserted-by":"crossref","first-page":"427","DOI":"10.1111\/j.1365-2044.2006.04610.x","article-title":"Nasopharyngeal oxygen insufflation following pre-oxygenation using the four deep breath technique","volume":"61","author":"Taha","year":"2006","journal-title":"Anaesthesia"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0095","doi-asserted-by":"crossref","first-page":"103","DOI":"10.1016\/j.jemermed.2014.06.061","article-title":"A dual-use laryngoscope to facilitate apneic oxygenation","volume":"48","author":"Mitterlechner","year":"2015","journal-title":"J Emerg Med"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0100","doi-asserted-by":"crossref","first-page":"769","DOI":"10.1111\/j.1365-2044.2007.05104.x","article-title":"Supplementation of pre-oxygenation in morbidly obese patients using nasopharyngeal oxygen insufflation","volume":"62","author":"Baraka","year":"2007","journal-title":"Anaesthesia"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0105","doi-asserted-by":"crossref","first-page":"164","DOI":"10.1016\/j.jclinane.2009.05.006","article-title":"Apneic oxygenation during prolonged laryngoscopy in obese patients: a randomized, controlled trial of nasal oxygen administration","volume":"22","author":"Ramachandran","year":"2010","journal-title":"J Clin Anesth"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0110","doi-asserted-by":"crossref","first-page":"1162","DOI":"10.1213\/ANE.0000000000001564","article-title":"Apneic oxygenation during prolonged laryngoscopy in obese patients: a randomized, controlled trial of buccal RAE tube oxygen administration","volume":"124","author":"Heard","year":"2017","journal-title":"Anesth Analg"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0115","doi-asserted-by":"crossref","first-page":"10398","DOI":"10.3748\/wjg.v22.i47.10398","article-title":"High-flow nasal oxygen availability for sedation decreases the use of general anesthesia during endoscopic retrograde cholangiopancreatography and endoscopic ultrasound","volume":"22","author":"Schumann","year":"2016","journal-title":"World J Gastroenterol"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0120","doi-asserted-by":"crossref","first-page":"1058","DOI":"10.1016\/j.joms.2014.12.020","article-title":"A nasal high-flow system prevents hypoxia in dental patients under intravenous sedation","volume":"73","author":"Sago","year":"2015","journal-title":"J Oral Maxillofac Surg"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0125","article-title":"High-flow nasal interface improves oxygenation in patients undergoing bronchoscopy","volume":"2012","author":"Lucangelo","year":"2012","journal-title":"Crit Care Res Prac"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0130","first-page":"118","article-title":"Use of high-flow nasal cannula in obese patients receiving colonoscopy under intravenous propofol sedation: a case series","volume":"23","author":"Lee","year":"2018","journal-title":"Respir Med Case Rep"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0135","doi-asserted-by":"crossref","first-page":"812","DOI":"10.1097\/ALN.0b013e31816d83e4","article-title":"STOP questionnaire: a tool to screen patients for obstructive sleep apnea","volume":"108","author":"Chung","year":"2008","journal-title":"Anesthesiology"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0140","doi-asserted-by":"crossref","first-page":"436","DOI":"10.1016\/j.gie.2013.09.022","article-title":"Can a validated sleep apnea scoring system predict cardiopulmonary events using propofol sedation for routine EGD or colonoscopy? A prospective cohort study","volume":"79","author":"Mehta","year":"2014","journal-title":"Gastrointest Endosc"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0145","doi-asserted-by":"crossref","first-page":"405","DOI":"10.1097\/ACO.0b013e32832a96e2","article-title":"Screening for obstructive sleep apnea before surgery: why is it important?","volume":"22","author":"Chung","year":"2009","journal-title":"Curr Opin Anaesthesiol"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0150","doi-asserted-by":"crossref","first-page":"256","DOI":"10.1046\/j.1365-2044.1998.00318.x","article-title":"Evaluation of five oxygen delivery devices in spontaneously breathing subjects by oxygraphy","volume":"53","author":"Waldau","year":"1998","journal-title":"Anaesthesia"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0155","doi-asserted-by":"crossref","first-page":"604","DOI":"10.4187\/respcare.05500604","article-title":"Delivered oxygen concentrations using low-flow and high-flow nasal cannulas","volume":"50","author":"Wettstein","year":"2005","journal-title":"Respir Care"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0160","doi-asserted-by":"crossref","first-page":"1110","DOI":"10.1097\/00000542-200506000-00009","article-title":"Preoxygenation is more effective in the 25\u00b0 head-up position than in the supine position in severely obese patients: a randomized controlled study","volume":"102","author":"Dixon","year":"2005","journal-title":"Anesthesiology"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0165","doi-asserted-by":"crossref","first-page":"1338","DOI":"10.1164\/rccm.2107138","article-title":"The Richmond Agitation-Sedation Scale: validity and reliability in adult intensive care unit patients","volume":"166","author":"Sessler","year":"2002","journal-title":"Am J Respir Crit Care Med"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0170","doi-asserted-by":"crossref","first-page":"549","DOI":"10.2307\/2530245","article-title":"A multiple testing procedure for clinical trials","volume":"35","author":"O'Brien","year":"1979","journal-title":"Biometrics"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0175","doi-asserted-by":"crossref","first-page":"659","DOI":"10.2307\/2336502","article-title":"Discrete sequential boundaries for clinical trials","volume":"70","author":"Lan","year":"1983","journal-title":"Biometrika"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0180","doi-asserted-by":"crossref","first-page":"430","DOI":"10.5694\/mja17.00270","article-title":"High flow or titrated oxygen for obese medical inpatients: a randomised crossover trial","volume":"207","author":"Pilcher","year":"2017","journal-title":"Med J Aust"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0185","doi-asserted-by":"crossref","first-page":"346","DOI":"10.1136\/thoraxjnl-2013-204389","article-title":"Moderate concentrations of supplemental oxygen worsen hypercapnea in obesity hypoventilation syndrome: a randomised crossover study","volume":"69","author":"Hollier","year":"2014","journal-title":"Thorax"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0190","doi-asserted-by":"crossref","first-page":"118","DOI":"10.1111\/j.1399-6576.1995.tb05602.x","article-title":"Reexpansion of atelectasis during general anesthesia may have a prolonged effect","volume":"39","author":"Rothen","year":"1995","journal-title":"Acta Anaesthesiol Scand"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0195","doi-asserted-by":"crossref","first-page":"ii1","DOI":"10.1136\/thoraxjnl-2016-209729","article-title":"BTS guideline for oxygen use in adults in healthcare and emergency settings","volume":"72","author":"O'Driscoll","year":"2017","journal-title":"Thorax"},{"key":"10.1016\/j.jclinane.2018.10.026_bb0200","doi-asserted-by":"crossref","first-page":"1182","DOI":"10.1111\/resp.12620","article-title":"Thoracic Society of Australia and New Zealand oxygen guidelines for acute oxygen use in adults: \u2018swimming between the flags\u2019","volume":"20","author":"Beasley","year":"2015","journal-title":"Respirology"}],"container-title":["Journal of Clinical Anesthesia"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0952818018309693?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0952818018309693?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2026,4,3]],"date-time":"2026-04-03T23:04:34Z","timestamp":1775257474000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0952818018309693"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2019,5]]},"references-count":40,"alternative-id":["S0952818018309693"],"URL":"https:\/\/doi.org\/10.1016\/j.jclinane.2018.10.026","relation":{},"ISSN":["0952-8180"],"issn-type":[{"value":"0952-8180","type":"print"}],"subject":[],"published":{"date-parts":[[2019,5]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"High-flow versus standard nasal cannula in morbidly obese patients during colonoscopy: A prospective, randomized clinical trial","name":"articletitle","label":"Article Title"},{"value":"Journal of Clinical Anesthesia","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.jclinane.2018.10.026","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2018 Elsevier Inc. All rights reserved.","name":"copyright","label":"Copyright"}]}}