Recovery index, attentiveness and state of memory after xenon or isoflurane anaesthesia: a randomized controlled trial

<p>Abstract</p> <p>Background</p> <p>Performance of patients immediately after anaesthesia is an area of special interest and so a clinical trial was conducted to compare Xenon with Isoflurane anaesthesia. In order to assess the early cognitive recovery the syndrome sho...

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Main Authors: Langer Sebastian, Schäfer Claudia, Schultz Kati, Jakubetz Jens, Stuttmann Ralph, Ullmann Utz, Hilbert Peter
Format: Article
Language:English
Published: BMC 2010-05-01
Series:BMC Anesthesiology
Online Access:http://www.biomedcentral.com/1471-2253/10/5
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author Langer Sebastian
Schäfer Claudia
Schultz Kati
Jakubetz Jens
Stuttmann Ralph
Ullmann Utz
Hilbert Peter
author_facet Langer Sebastian
Schäfer Claudia
Schultz Kati
Jakubetz Jens
Stuttmann Ralph
Ullmann Utz
Hilbert Peter
author_sort Langer Sebastian
collection DOAJ
description <p>Abstract</p> <p>Background</p> <p>Performance of patients immediately after anaesthesia is an area of special interest and so a clinical trial was conducted to compare Xenon with Isoflurane anaesthesia. In order to assess the early cognitive recovery the syndrome short test (SST) according to Erzigkeit (Geromed GmbH) was applied.</p> <p>Methods</p> <p>ASA I and II patients undergoing long and short surgical interventions were randomised to receive either general anaesthesia with Xenon or Isoflurane. The primary endpoint was the validated SST which covering memory disturbances and attentiveness. The test was used on the day prior to intervention, one and three hours post extubation. The secondary endpoint was the recovery index (RI) measured after the end of the inhalation of Xenon or Isoflurane. In addition the Aldrete score was evaluated up to 180 min. On the first post-operative day the patients rated the quality of the anaesthetic using a scoring system from 1-6.</p> <p>Results</p> <p>The demographics of the groups were similar. The sum score of the SST delivered a clear trend one hour post extubation and a statistically significant superiority for Xenon three hours post extubation (p < 0.01). The RI likewise revealed a statistically significant superiority of Xenon 5 minutes post extubation (p < 0.01). The Aldrete score was significantly higher for 45 min. The scoring system results were also better after Xenon anaesthesia (p < 0.001).</p> <p>Conclusions</p> <p>The results show that recovery from anaesthesia and the early return of post-operative cognitive functions are significantly better after Xenon anaesthesia compared to Isoflurane. The results of the RI for Xenon are similar with the previously published results.</p> <p>Trial Registration</p> <p>The trial was registered with the number ISRCTN01110844 <url>http://www.controlled-trials.com/isrctn/pf/01110844</url>.</p>
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spelling doaj.art-f214ddd81783436890b5bb230dd9d9242022-12-22T01:56:33ZengBMCBMC Anesthesiology1471-22532010-05-01101510.1186/1471-2253-10-5Recovery index, attentiveness and state of memory after xenon or isoflurane anaesthesia: a randomized controlled trialLanger SebastianSchäfer ClaudiaSchultz KatiJakubetz JensStuttmann RalphUllmann UtzHilbert Peter<p>Abstract</p> <p>Background</p> <p>Performance of patients immediately after anaesthesia is an area of special interest and so a clinical trial was conducted to compare Xenon with Isoflurane anaesthesia. In order to assess the early cognitive recovery the syndrome short test (SST) according to Erzigkeit (Geromed GmbH) was applied.</p> <p>Methods</p> <p>ASA I and II patients undergoing long and short surgical interventions were randomised to receive either general anaesthesia with Xenon or Isoflurane. The primary endpoint was the validated SST which covering memory disturbances and attentiveness. The test was used on the day prior to intervention, one and three hours post extubation. The secondary endpoint was the recovery index (RI) measured after the end of the inhalation of Xenon or Isoflurane. In addition the Aldrete score was evaluated up to 180 min. On the first post-operative day the patients rated the quality of the anaesthetic using a scoring system from 1-6.</p> <p>Results</p> <p>The demographics of the groups were similar. The sum score of the SST delivered a clear trend one hour post extubation and a statistically significant superiority for Xenon three hours post extubation (p < 0.01). The RI likewise revealed a statistically significant superiority of Xenon 5 minutes post extubation (p < 0.01). The Aldrete score was significantly higher for 45 min. The scoring system results were also better after Xenon anaesthesia (p < 0.001).</p> <p>Conclusions</p> <p>The results show that recovery from anaesthesia and the early return of post-operative cognitive functions are significantly better after Xenon anaesthesia compared to Isoflurane. The results of the RI for Xenon are similar with the previously published results.</p> <p>Trial Registration</p> <p>The trial was registered with the number ISRCTN01110844 <url>http://www.controlled-trials.com/isrctn/pf/01110844</url>.</p>http://www.biomedcentral.com/1471-2253/10/5
spellingShingle Langer Sebastian
Schäfer Claudia
Schultz Kati
Jakubetz Jens
Stuttmann Ralph
Ullmann Utz
Hilbert Peter
Recovery index, attentiveness and state of memory after xenon or isoflurane anaesthesia: a randomized controlled trial
BMC Anesthesiology
title Recovery index, attentiveness and state of memory after xenon or isoflurane anaesthesia: a randomized controlled trial
title_full Recovery index, attentiveness and state of memory after xenon or isoflurane anaesthesia: a randomized controlled trial
title_fullStr Recovery index, attentiveness and state of memory after xenon or isoflurane anaesthesia: a randomized controlled trial
title_full_unstemmed Recovery index, attentiveness and state of memory after xenon or isoflurane anaesthesia: a randomized controlled trial
title_short Recovery index, attentiveness and state of memory after xenon or isoflurane anaesthesia: a randomized controlled trial
title_sort recovery index attentiveness and state of memory after xenon or isoflurane anaesthesia a randomized controlled trial
url http://www.biomedcentral.com/1471-2253/10/5
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