A HIGH RATHER THAN LOW PLASMA ADIPONECTIN PREDICTS HIGHER MORTALITY AND MORE ADVERSE CARDIOVASCULAR OUTCOMES IN INFLAMMED PERITONEAL DIALYSIS PATIENTS

Plasma adiponectin (ADPN) is markedly elevated in end-stage renal disease (ESRD) patients compared to healthy controls. In this study, we aimed to evaluate clinical correlates of plasma ADPN and its importance in predicting clinical outcomes in chronic peritoneal dialysis (PD) patients. Furthermore,...

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Main Authors: Angela Yee-Moon Wang, Christopher Wai-Kei Lam, John E. Sanderson, Iris Hiu-Shuen Chan, Mandy Sea, Siu-Fai Lui, Jean Woo
Format: Article
Language:English
Published: The Korean Society of Nephrology 2012-06-01
Series:Kidney Research and Clinical Practice
Online Access:http://www.sciencedirect.com/science/article/pii/S2211913212006705
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author Angela Yee-Moon Wang
Christopher Wai-Kei Lam
John E. Sanderson
Iris Hiu-Shuen Chan
Mandy Sea
Siu-Fai Lui
Jean Woo
author_facet Angela Yee-Moon Wang
Christopher Wai-Kei Lam
John E. Sanderson
Iris Hiu-Shuen Chan
Mandy Sea
Siu-Fai Lui
Jean Woo
author_sort Angela Yee-Moon Wang
collection DOAJ
description Plasma adiponectin (ADPN) is markedly elevated in end-stage renal disease (ESRD) patients compared to healthy controls. In this study, we aimed to evaluate clinical correlates of plasma ADPN and its importance in predicting clinical outcomes in chronic peritoneal dialysis (PD) patients. Furthermore, we evaluated the relationship between ADPN and C-reactive protein (CRP) in predicting outcomes of these patients. We prospectively measured plasma ADPN, CRP and other biochemical parameters and body composition in 238 ESRD patients on maintenance PD ≥3 months. Patients were followed for a median of 48 months. The plasma ADPN was 24.6 (13.9, 39.8) and 23.0 (13.9, 32.7)μg/ml for men and women, respectively (P=0.42). Multiple linear regression analysis showed that log-transformed ADPN was correlated with body fat mass (P=0.008), residual glomerular filtration rate (P=0.005), log-CRP (P<0.001), serum albumin (P=0.004), triglyceride (P<0.001) and HDL-cholesterol (P<0.001). Univariate Cox regression analysis showed that plasma ADPN showed no significant association with all-cause mortality and cardiovascular death. However, stratifying patients into 4 groups on the basis of high or low CRP and high or low ADPN (stratified by their median levels), those with high CRP and high ADPN were dialyzed for the longest duration, had the lowest serum albumin, lowest LDL-cholesterol and residual GFR but highest CRP among the four groups. Body mass index and body fat mass were the highest among patients with high CRP, low ADPN. In the multivariable Cox regression analysis controlling for confounding covariates, patients with high CRP and high ADPN showed a 2.33-fold (95% CI, 1.24–4.35; P=0.008) and 2.47-fold (95% CI, 1.09–5.63; P=0.031) increased risk of mortality and cardiovascular death, respectively compared to those with low CRP and high ADPN while those with high CRP and low ADPN were not associated with a significantly increased risk of mortality and cardiovascular death. In conclusion, our data suggests that high rather than low plasma ADPN is predictive of higher mortality and more adverse cardiovascular outcomes in association with inflammation in PD patients.
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spelling doaj.art-a4f45b9524ee4ef0a10f513b06866b1c2022-12-21T19:28:17ZengThe Korean Society of NephrologyKidney Research and Clinical Practice2211-91322012-06-01312A9610.1016/j.krcp.2012.04.637A HIGH RATHER THAN LOW PLASMA ADIPONECTIN PREDICTS HIGHER MORTALITY AND MORE ADVERSE CARDIOVASCULAR OUTCOMES IN INFLAMMED PERITONEAL DIALYSIS PATIENTSAngela Yee-Moon Wang0Christopher Wai-Kei Lam1John E. Sanderson2Iris Hiu-Shuen Chan3Mandy Sea4Siu-Fai Lui5Jean Woo6Department of Medicine & TherapeuticsDepartment of Chemical PathologyDepartment of Medicine & TherapeuticsDepartment of Chemical PathologyDepartment of Medicine & TherapeuticsDepartment of Medicine & TherapeuticsDepartment of Medicine & TherapeuticsPlasma adiponectin (ADPN) is markedly elevated in end-stage renal disease (ESRD) patients compared to healthy controls. In this study, we aimed to evaluate clinical correlates of plasma ADPN and its importance in predicting clinical outcomes in chronic peritoneal dialysis (PD) patients. Furthermore, we evaluated the relationship between ADPN and C-reactive protein (CRP) in predicting outcomes of these patients. We prospectively measured plasma ADPN, CRP and other biochemical parameters and body composition in 238 ESRD patients on maintenance PD ≥3 months. Patients were followed for a median of 48 months. The plasma ADPN was 24.6 (13.9, 39.8) and 23.0 (13.9, 32.7)μg/ml for men and women, respectively (P=0.42). Multiple linear regression analysis showed that log-transformed ADPN was correlated with body fat mass (P=0.008), residual glomerular filtration rate (P=0.005), log-CRP (P<0.001), serum albumin (P=0.004), triglyceride (P<0.001) and HDL-cholesterol (P<0.001). Univariate Cox regression analysis showed that plasma ADPN showed no significant association with all-cause mortality and cardiovascular death. However, stratifying patients into 4 groups on the basis of high or low CRP and high or low ADPN (stratified by their median levels), those with high CRP and high ADPN were dialyzed for the longest duration, had the lowest serum albumin, lowest LDL-cholesterol and residual GFR but highest CRP among the four groups. Body mass index and body fat mass were the highest among patients with high CRP, low ADPN. In the multivariable Cox regression analysis controlling for confounding covariates, patients with high CRP and high ADPN showed a 2.33-fold (95% CI, 1.24–4.35; P=0.008) and 2.47-fold (95% CI, 1.09–5.63; P=0.031) increased risk of mortality and cardiovascular death, respectively compared to those with low CRP and high ADPN while those with high CRP and low ADPN were not associated with a significantly increased risk of mortality and cardiovascular death. In conclusion, our data suggests that high rather than low plasma ADPN is predictive of higher mortality and more adverse cardiovascular outcomes in association with inflammation in PD patients.http://www.sciencedirect.com/science/article/pii/S2211913212006705
spellingShingle Angela Yee-Moon Wang
Christopher Wai-Kei Lam
John E. Sanderson
Iris Hiu-Shuen Chan
Mandy Sea
Siu-Fai Lui
Jean Woo
A HIGH RATHER THAN LOW PLASMA ADIPONECTIN PREDICTS HIGHER MORTALITY AND MORE ADVERSE CARDIOVASCULAR OUTCOMES IN INFLAMMED PERITONEAL DIALYSIS PATIENTS
Kidney Research and Clinical Practice
title A HIGH RATHER THAN LOW PLASMA ADIPONECTIN PREDICTS HIGHER MORTALITY AND MORE ADVERSE CARDIOVASCULAR OUTCOMES IN INFLAMMED PERITONEAL DIALYSIS PATIENTS
title_full A HIGH RATHER THAN LOW PLASMA ADIPONECTIN PREDICTS HIGHER MORTALITY AND MORE ADVERSE CARDIOVASCULAR OUTCOMES IN INFLAMMED PERITONEAL DIALYSIS PATIENTS
title_fullStr A HIGH RATHER THAN LOW PLASMA ADIPONECTIN PREDICTS HIGHER MORTALITY AND MORE ADVERSE CARDIOVASCULAR OUTCOMES IN INFLAMMED PERITONEAL DIALYSIS PATIENTS
title_full_unstemmed A HIGH RATHER THAN LOW PLASMA ADIPONECTIN PREDICTS HIGHER MORTALITY AND MORE ADVERSE CARDIOVASCULAR OUTCOMES IN INFLAMMED PERITONEAL DIALYSIS PATIENTS
title_short A HIGH RATHER THAN LOW PLASMA ADIPONECTIN PREDICTS HIGHER MORTALITY AND MORE ADVERSE CARDIOVASCULAR OUTCOMES IN INFLAMMED PERITONEAL DIALYSIS PATIENTS
title_sort high rather than low plasma adiponectin predicts higher mortality and more adverse cardiovascular outcomes in inflammed peritoneal dialysis patients
url http://www.sciencedirect.com/science/article/pii/S2211913212006705
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