Association between Preoperative Plasma sRAGE Levels and Recovery from Cardiac Surgery

Background. The receptor for advanced glycation end products (RAGE) is an inflammation-perpetuating receptor, and soluble RAGE (sRAGE) is a marker of cellular RAGE expression. This study investigated whether raised plasma levels prior to surgery of sRAGE or S100A8/A9 (a RAGE ligand) were associated...

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Main Authors: Benedict C. Creagh-Brown, Gregory J. Quinlan, Lauren R. Hector, Timothy W. Evans, Anne Burke-Gaffney
Format: Article
Language:English
Published: Wiley 2013-01-01
Series:Mediators of Inflammation
Online Access:http://dx.doi.org/10.1155/2013/496031
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author Benedict C. Creagh-Brown
Gregory J. Quinlan
Lauren R. Hector
Timothy W. Evans
Anne Burke-Gaffney
author_facet Benedict C. Creagh-Brown
Gregory J. Quinlan
Lauren R. Hector
Timothy W. Evans
Anne Burke-Gaffney
author_sort Benedict C. Creagh-Brown
collection DOAJ
description Background. The receptor for advanced glycation end products (RAGE) is an inflammation-perpetuating receptor, and soluble RAGE (sRAGE) is a marker of cellular RAGE expression. This study investigated whether raised plasma levels prior to surgery of sRAGE or S100A8/A9 (a RAGE ligand) were associated with longer duration of hospital care in patients undergoing cardiac surgery necessitating cardiopulmonary bypass. Methods. Patients (n=130) undergoing elective cardiac surgery were enrolled prospectively. Plasma sRAGE and S100A8/A9 concentrations were measured before and 2 h after surgery. Results. Preoperative plasma sRAGE increased significantly (P<0.0001) from 1.06 ng/mL (IQR, 0.72–1.76) to 1.93 ng/mL (IQR, 1.14–2.63) 2 h postoperatively. Plasma S100A8/9 was also significantly (P<0.0001) higher 2 h postoperatively (2.37 μg/mL, IQR, 1.81–3.05) compared to pre-operative levels (0.41 μg/mL, IQR, 0.2–0.65). Preoperative sRAGE, but not S100A8/A9, was positively and significantly correlated with duration of critical illness (r=0.3, P=0.0007) and length of hospital stay (LOS; r=0.31, P<0.0005). Multivariate binary logistic regression showed preoperative sRAGE to be, statistically, an independent predictor of greater than median duration of critical illness (odds ratio 16.6, P=0.014) and to be, statistically, the strongest independent predictor of hospital LOS. Conclusion. Higher preoperative plasma sRAGE levels were associated with prolonged duration of care in adults undergoing cardiac surgery requiring cardiopulmonary bypass.
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spelling doaj-art-c1086d8055054b5f92f29ad1ea39ec3c2025-02-03T05:51:03ZengWileyMediators of Inflammation0962-93511466-18612013-01-01201310.1155/2013/496031496031Association between Preoperative Plasma sRAGE Levels and Recovery from Cardiac SurgeryBenedict C. Creagh-Brown0Gregory J. Quinlan1Lauren R. Hector2Timothy W. Evans3Anne Burke-Gaffney4Unit of Critical Care, Respiratory Science, National Heart and Lung Institute Division (NHLI), Faculty of Medicine, Imperial College London, Dovehouse Street, London SW3 6LY, UKUnit of Critical Care, Respiratory Science, National Heart and Lung Institute Division (NHLI), Faculty of Medicine, Imperial College London, Dovehouse Street, London SW3 6LY, UKUnit of Critical Care, Respiratory Science, National Heart and Lung Institute Division (NHLI), Faculty of Medicine, Imperial College London, Dovehouse Street, London SW3 6LY, UKUnit of Critical Care, Respiratory Science, National Heart and Lung Institute Division (NHLI), Faculty of Medicine, Imperial College London, Dovehouse Street, London SW3 6LY, UKUnit of Critical Care, Respiratory Science, National Heart and Lung Institute Division (NHLI), Faculty of Medicine, Imperial College London, Dovehouse Street, London SW3 6LY, UKBackground. The receptor for advanced glycation end products (RAGE) is an inflammation-perpetuating receptor, and soluble RAGE (sRAGE) is a marker of cellular RAGE expression. This study investigated whether raised plasma levels prior to surgery of sRAGE or S100A8/A9 (a RAGE ligand) were associated with longer duration of hospital care in patients undergoing cardiac surgery necessitating cardiopulmonary bypass. Methods. Patients (n=130) undergoing elective cardiac surgery were enrolled prospectively. Plasma sRAGE and S100A8/A9 concentrations were measured before and 2 h after surgery. Results. Preoperative plasma sRAGE increased significantly (P<0.0001) from 1.06 ng/mL (IQR, 0.72–1.76) to 1.93 ng/mL (IQR, 1.14–2.63) 2 h postoperatively. Plasma S100A8/9 was also significantly (P<0.0001) higher 2 h postoperatively (2.37 μg/mL, IQR, 1.81–3.05) compared to pre-operative levels (0.41 μg/mL, IQR, 0.2–0.65). Preoperative sRAGE, but not S100A8/A9, was positively and significantly correlated with duration of critical illness (r=0.3, P=0.0007) and length of hospital stay (LOS; r=0.31, P<0.0005). Multivariate binary logistic regression showed preoperative sRAGE to be, statistically, an independent predictor of greater than median duration of critical illness (odds ratio 16.6, P=0.014) and to be, statistically, the strongest independent predictor of hospital LOS. Conclusion. Higher preoperative plasma sRAGE levels were associated with prolonged duration of care in adults undergoing cardiac surgery requiring cardiopulmonary bypass.http://dx.doi.org/10.1155/2013/496031
spellingShingle Benedict C. Creagh-Brown
Gregory J. Quinlan
Lauren R. Hector
Timothy W. Evans
Anne Burke-Gaffney
Association between Preoperative Plasma sRAGE Levels and Recovery from Cardiac Surgery
Mediators of Inflammation
title Association between Preoperative Plasma sRAGE Levels and Recovery from Cardiac Surgery
title_full Association between Preoperative Plasma sRAGE Levels and Recovery from Cardiac Surgery
title_fullStr Association between Preoperative Plasma sRAGE Levels and Recovery from Cardiac Surgery
title_full_unstemmed Association between Preoperative Plasma sRAGE Levels and Recovery from Cardiac Surgery
title_short Association between Preoperative Plasma sRAGE Levels and Recovery from Cardiac Surgery
title_sort association between preoperative plasma srage levels and recovery from cardiac surgery
url http://dx.doi.org/10.1155/2013/496031
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