{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,9,27]],"date-time":"2025-09-27T08:25:09Z","timestamp":1758961509956},"reference-count":26,"publisher":"Wiley","issue":"3","license":[{"start":{"date-parts":[[2012,10,17]],"date-time":"2012-10-17T00:00:00Z","timestamp":1350432000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Acta Anaesthesiol Scand"],"published-print":{"date-parts":[[2013,3]]},"abstract":"<jats:sec><jats:title>Background<\/jats:title><jats:p>In some categories of patients, a rapid sequence induction using a fibre\u2010optic method may be indicated. The aim of the present study was to examine the effect of cricoid pressure (<jats:styled-content style=\"fixed-case\">CP<\/jats:styled-content>) on the duration of fibre\u2010optic intubation. The hypothesis was that <jats:styled-content style=\"fixed-case\">CP<\/jats:styled-content> would prolong the intubation time.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>The study was a randomised, double\u2010blind, cross\u2010over study. The patients were intubated twice, in a randomised way, using a flexible fibrescope once with and once without <jats:styled-content style=\"fixed-case\">CP<\/jats:styled-content>. The intubation time and the visualisation of the glottis were registered. If the intubation was not completed within 180\u2009s, it was registered as failed. <jats:styled-content style=\"fixed-case\">CP<\/jats:styled-content> was standardised to a pressure of 30\u2009<jats:styled-content style=\"fixed-case\">N<\/jats:styled-content>. The data are given as the mean (standard deviation) or median [interquartile] (range).<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Fifty patients were included, with a mean age of 53 years (14.6) and mean body mass index of 26.4 (4.3). Three intubations without and 13 intubations with <jats:styled-content style=\"fixed-case\">CP<\/jats:styled-content> failed. The durations of intubation without and with <jats:styled-content style=\"fixed-case\">CP<\/jats:styled-content> were 59\u2009s [53\u201379\u2009s] (34\u2013144\u2009s) and 75\u2009s [67\u2013104\u2009s] (43\u2013179\u2009s), respectively (<jats:italic>P<\/jats:italic>\u2009&lt;\u20090.001).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>The study showed that <jats:styled-content style=\"fixed-case\">CP<\/jats:styled-content> prolongs the duration of fibre\u2010optic intubation in patients with Mallampati grades 1\u20132.<\/jats:p><\/jats:sec>","DOI":"10.1111\/j.1399-6576.2012.02789.x","type":"journal-article","created":{"date-parts":[[2012,10,17]],"date-time":"2012-10-17T13:56:30Z","timestamp":1350482190000},"page":"358-363","source":"Crossref","is-referenced-by-count":5,"title":["The duration of fibre\u2010optic intubation is increased by cricoid pressure. 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