{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,17]],"date-time":"2026-08-17T16:39:58Z","timestamp":1786984798835,"version":"build-2736575974"},"reference-count":18,"publisher":"Wiley","issue":"6","license":[{"start":{"date-parts":[[2023,11,25]],"date-time":"2023-11-25T00:00:00Z","timestamp":1700870400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"},{"start":{"date-parts":[[2023,11,25]],"date-time":"2023-11-25T00:00:00Z","timestamp":1700870400000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"},{"start":{"date-parts":[[2023,11,25]],"date-time":"2023-11-25T00:00:00Z","timestamp":1700870400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2023,11,25]],"date-time":"2023-11-25T00:00:00Z","timestamp":1700870400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2023,11,4]],"date-time":"2023-11-04T00:00:00Z","timestamp":1699056000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"content-domain":{"domain":["arthroscopysportsmedicineandrehabilitation.org","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Arthroscopy, Sports Medicine, and Rehabil."],"published-print":{"date-parts":[[2023,12]]},"abstract":"<jats:sec>\n                    <jats:title>Purpose<\/jats:title>\n                    <jats:p>To assess the incidence of adverse cerebrovascular events following shoulder arthroscopy in the beach\u2010chair position when compared with the lateral position.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>\n                      Records of 5 shoulder surgeons were searched using Current Procedural Technology codes to identify patients who underwent arthroscopic shoulder surgery in both the beach\u2010chair and lateral positions between 2015 and 2020. Using both Current Procedural Technology codes for cerebrovascular accident (CVA) imaging as well as the\n                      <jats:italic>International Classification of Diseases<\/jats:italic>\n                      ,\n                      <jats:italic>Tenth Revision<\/jats:italic>\n                      , codes for CVA and late neurologic sequela, patient charts were analyzed in the 30\u2010day postoperative period. The anesthesiology record also was queried for data regarding the blood pressure management intraoperatively, recording mean arterial pressures (MAPs), and vasopressor administration. Patient demographics, comorbidities, and complications were compared between the 2 cohorts using the Student 2\u2010tailed\n                      <jats:italic>t<\/jats:italic>\n                      \u2010test for continuous variables and \u03c7\n                      <jats:sup>2<\/jats:sup>\n                      analysis for categorical variables. Significance was set at\n                      <jats:italic>P<\/jats:italic>\n                      &lt; .05.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      There were 711 patients included in the analysis, with 471 in the beach\u2010chair cohort and 240 in the lateral cohort. Baseline demographics were similar between groups, except for age and American Society of Anesthesiologists physical status classification, with the lateral group being significantly younger (\n                      <jats:italic>P<\/jats:italic>\n                      &lt; .001) and lower American Society of Anesthesiologists physical status classification (\n                      <jats:italic>P<\/jats:italic>\n                      \u00a0= .001) than the beach\u2010chair group. Mean body mass index, history of CVA, transient ischemic attack, hypertension, and peripheral vascular disease were not significantly different. There were no documented CVAs in either cohort. There was no significant difference in the number of postoperative radiologic scans to evaluate for CVA (\n                      <jats:italic>P<\/jats:italic>\n                      \u00a0= .77) or neurologic sequelae (\n                      <jats:italic>P<\/jats:italic>\n                      \u00a0= .48) between groups. The beach\u2010chair cohort had fewer instances of MAP &lt;65 mm Hg, greater mean minimum MAP, but a greater percentage of patients who received blood pressure support.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>There were no significant differences identified in the incidence of CVA between patients undergoing arthroscopic shoulder surgery in the beach\u2010chair and lateral positions.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Level of Evidence<\/jats:title>\n                    <jats:p>Level III, retrospective cohort study.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1016\/j.asmr.2023.100826","type":"journal-article","created":{"date-parts":[[2023,11,25]],"date-time":"2023-11-25T02:37:15Z","timestamp":1700879835000},"update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":1,"title":["No Increased Risk of Cerebrovascular Accident With Beach\u2010Chair Versus Lateral Positioning for Shoulder Arthroscopy"],"prefix":"10.1002","volume":"5","author":[{"given":"Conor N.","family":"O\u2019Neill","sequence":"first","affiliation":[{"name":"Department of Orthopaedic Surgery Virginia Commonwealth University Richmond Virginia U.S.A."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kimberly","family":"McFarland","sequence":"additional","affiliation":[{"name":"School of Medicine Virginia Commonwealth University Richmond Virginia U.S.A."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Austin","family":"Bowyer","sequence":"additional","affiliation":[{"name":"School of Medicine Virginia Commonwealth University Richmond Virginia U.S.A."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"James","family":"Satalich","sequence":"additional","affiliation":[{"name":"Department of Orthopaedic Surgery Virginia Commonwealth University Richmond Virginia U.S.A."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Bryant","family":"Tran","sequence":"additional","affiliation":[{"name":"Department of Anesthesiology Virginia Commonwealth University Richmond Virginia U.S.A."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Alexander R.","family":"Vap","sequence":"additional","affiliation":[{"name":"Department of Orthopaedic Surgery Virginia Commonwealth University Richmond Virginia U.S.A."}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2023,11,25]]},"reference":[{"key":"e_1_2_3_2_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.jclinane.2004.09.012"},{"key":"e_1_2_3_3_2","doi-asserted-by":"publisher","DOI":"10.1097\/EJA.0b013e328348ca18"},{"key":"e_1_2_3_4_2","doi-asserted-by":"publisher","DOI":"10.1097\/AAP.0b013e318228d54e"},{"key":"e_1_2_3_5_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.jse.2013.01.035"},{"key":"e_1_2_3_6_2","doi-asserted-by":"publisher","DOI":"10.1213\/ANE.0000000000000455"},{"key":"e_1_2_3_7_2","doi-asserted-by":"publisher","DOI":"10.1213\/ANE.0000000000004133"},{"key":"e_1_2_3_8_2","doi-asserted-by":"publisher","DOI":"10.1001\/jama.1983.03330370053031"},{"key":"e_1_2_3_9_2","doi-asserted-by":"publisher","DOI":"10.1136\/bmj.311.7005.619"},{"key":"e_1_2_3_10_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.jse.2019.05.022"},{"key":"e_1_2_3_11_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.arthro.2010.03.012"},{"key":"e_1_2_3_12_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.jse.2012.12.036"},{"key":"e_1_2_3_13_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.jclinane.2018.09.035"},{"key":"e_1_2_3_14_2","doi-asserted-by":"publisher","DOI":"10.2106\/JBJS.J.01550"},{"key":"e_1_2_3_15_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.jstrokecerebrovasdis.2012.12.017"},{"key":"e_1_2_3_16_2","doi-asserted-by":"publisher","DOI":"10.1213\/ANE.0b013e31828446bb"},{"key":"e_1_2_3_17_2","doi-asserted-by":"publisher","DOI":"10.3928\/01477447-20090401-23"},{"key":"e_1_2_3_18_2","doi-asserted-by":"publisher","DOI":"10.1093\/pubmed\/fdr054"},{"key":"e_1_2_3_19_2","doi-asserted-by":"publisher","DOI":"10.1016\/j.joca.2010.10.003"}],"container-title":["Arthroscopy, Sports Medicine, and Rehabilitation"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2666061X23001773?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2666061X23001773?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/arthroscopyjournals.onlinelibrary.wiley.com\/doi\/pdf\/10.1016\/j.asmr.2023.100826","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/arthroscopyjournals.onlinelibrary.wiley.com\/doi\/full-xml\/10.1016\/j.asmr.2023.100826","content-type":"application\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/arthroscopyjournals.onlinelibrary.wiley.com\/doi\/pdf\/10.1016\/j.asmr.2023.100826","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,3,15]],"date-time":"2026-03-15T09:11:02Z","timestamp":1773565862000},"score":1,"resource":{"primary":{"URL":"https:\/\/arthroscopyjournals.onlinelibrary.wiley.com\/doi\/10.1016\/j.asmr.2023.100826"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2023,11,25]]},"references-count":18,"journal-issue":{"issue":"6","published-print":{"date-parts":[[2023,12]]}},"alternative-id":["10.1016\/j.asmr.2023.100826"],"URL":"https:\/\/doi.org\/10.1016\/j.asmr.2023.100826","archive":["Portico"],"relation":{},"ISSN":["2666-061X","2666-061X"],"issn-type":[{"value":"2666-061X","type":"print"},{"value":"2666-061X","type":"electronic"}],"subject":[],"published":{"date-parts":[[2023,11,25]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"No Increased Risk of Cerebrovascular Accident With Beach-Chair Versus Lateral Positioning for Shoulder Arthroscopy","name":"articletitle","label":"Article Title"},{"value":"Arthroscopy, Sports Medicine, and Rehabilitation","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.asmr.2023.100826","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2023 The Authors. Published by Elsevier Inc. on behalf of the Arthroscopy Association of North America.","name":"copyright","label":"Copyright"}],"article-number":"100826"}}