{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,16]],"date-time":"2026-06-16T07:00:36Z","timestamp":1781593236856,"version":"3.54.5"},"reference-count":20,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2018,8,10]],"date-time":"2018-08-10T00:00:00Z","timestamp":1533859200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Acta Anaesthesiol Scand"],"published-print":{"date-parts":[[2019,2]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>Orthostatic hypotension (<jats:styled-content style=\"fixed-case\">OH<\/jats:styled-content>) and intolerance (<jats:styled-content style=\"fixed-case\">OI<\/jats:styled-content>) are common findings in the early postoperative period after major surgery and may delay early mobilization. The mechanism of impaired orthostatic competence and <jats:styled-content style=\"fixed-case\">OI<\/jats:styled-content> symptoms is not fully understood, and specific data after colorectal surgery with well\u2010defined perioperative care regimens and mobilization protocols are lacking. The aim of this study was to investigate the prevalence, possible risk factors and the impact of <jats:styled-content style=\"fixed-case\">OI<\/jats:styled-content> in patients undergoing elective minimal invasive colorectal cancer resection.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>A prospective single\u2010centre study with an optimal enhanced recovery program and multimodal analgesic treatment. <jats:styled-content style=\"fixed-case\">OI<\/jats:styled-content> and <jats:styled-content style=\"fixed-case\">OH<\/jats:styled-content> were evaluated using a well\u2010defined mobilization protocol preoperatively and 6 hour and 24 hour postoperatively.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>A total of 100 patients were included in the data analysis. The overall median length of stay was 3 days (1\u201038). <jats:styled-content style=\"fixed-case\">OI<\/jats:styled-content> was observed in 53% of the patients 6 hour postoperatively and in 24% at 24 hour. <jats:styled-content style=\"fixed-case\">OI<\/jats:styled-content> at 6 hour postoperatively was associated with younger age, lower <jats:styled-content style=\"fixed-case\">BMI<\/jats:styled-content>, and female gender. At 24 hour postoperatively, female gender and <jats:styled-content style=\"fixed-case\">ASA<\/jats:styled-content> class &gt;1 was associated with <jats:styled-content style=\"fixed-case\">OI<\/jats:styled-content>. Opioid consumption and intravenous fluid during the first 24 hour was not associated with <jats:styled-content style=\"fixed-case\">OI<\/jats:styled-content>. Postoperative complications were equally observed between patients with and without <jats:styled-content style=\"fixed-case\">OI<\/jats:styled-content>. Although not statistically significant, patients with <jats:styled-content style=\"fixed-case\">OI<\/jats:styled-content> at 24 hour postoperatively had prolonged <jats:styled-content style=\"fixed-case\">LOS<\/jats:styled-content> (mean 4.0 vs 7.5 days, <jats:italic>P<\/jats:italic> = 0.069) compared with patients without <jats:styled-content style=\"fixed-case\">OI<\/jats:styled-content>.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Postoperative orthostatic intolerance is a common problem during the first 24 hour following laparoscopic colorectal resection and may be followed by delayed recovery.<\/jats:p><\/jats:sec>","DOI":"10.1111\/aas.13238","type":"journal-article","created":{"date-parts":[[2018,8,10]],"date-time":"2018-08-10T08:19:50Z","timestamp":1533889190000},"page":"171-177","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":22,"title":["Orthostatic intolerance in enhanced recovery 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