Association between sarcopenic obesity and mortality in patients on peritoneal dialysis: a prospective cohort study

BackgroundWhether sarcopenic obesity had unfavorable effect on survival of peritoneal dialysis (PD) patients is unknown. We aimed to investigate the association between sarcopenic obesity and survival in PD patients.MethodsThis was a prospective observational study. Eligible PD patients from Novembe...

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Main Authors: Yiwei Shen, Xinyu Su, Zanzhe Yu, Hao Yan, Dahua Ma, Yimei Xu, Jiangzi Yuan, Zhaohui Ni, Leyi Gu, Wei Fang
Format: Article
Language:English
Published: Frontiers Media S.A. 2024-02-01
Series:Frontiers in Medicine
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fmed.2024.1342344/full
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author Yiwei Shen
Yiwei Shen
Xinyu Su
Xinyu Su
Zanzhe Yu
Zanzhe Yu
Hao Yan
Hao Yan
Dahua Ma
Yimei Xu
Jiangzi Yuan
Jiangzi Yuan
Zhaohui Ni
Zhaohui Ni
Leyi Gu
Leyi Gu
Wei Fang
Wei Fang
author_facet Yiwei Shen
Yiwei Shen
Xinyu Su
Xinyu Su
Zanzhe Yu
Zanzhe Yu
Hao Yan
Hao Yan
Dahua Ma
Yimei Xu
Jiangzi Yuan
Jiangzi Yuan
Zhaohui Ni
Zhaohui Ni
Leyi Gu
Leyi Gu
Wei Fang
Wei Fang
author_sort Yiwei Shen
collection DOAJ
description BackgroundWhether sarcopenic obesity had unfavorable effect on survival of peritoneal dialysis (PD) patients is unknown. We aimed to investigate the association between sarcopenic obesity and survival in PD patients.MethodsThis was a prospective observational study. Eligible PD patients from November 2016 to December 2017 were enrolled and followed until August 31, 2023. Sarcopenia was defined following the recommendations of the Asian Working Group for Sarcopenia (AWGS) as low appendicular skeletal muscle mass index (ASMI) and handgrip strength (HGS). Obesity was defined using the percentage of body fat (PBF). Survival analysis was conducted using the Kaplan–Meier and log-rank test. The Cox regression and the cumulative incidence competing risk (CICR) analyzes were used to investigate the association between sarcopenic obesity and all-cause mortality.ResultsA total of 223 patients were enrolled with 133 (59.6%) males, a median age of 57.5 (44.6, 65.7) years, a median dialysis vintage of 20.3 (6.4, 57.7) months and 48 (21.5%) who had comorbid diabetes mellitus. Among them, 46 (20.6%) patients were sarcopenic, and 25 (11.2%) patients were diagnosed with sarcopenic obesity. After followed up for 51.6 (25.6, 73.9) months, the Kaplan–Meier curve showed the sarcopenic obesity (log-rank = 13.527, p < 0.001) group had significant lower survival rate compared to the nonsarcopenic non-obesity group. For multivariate analysis, the CICR method showed patients with sarcopenic obesity had significantly higher mortality rate (HR: 2.190, 95% CI: 1.011–4.743, p = 0.047) compared to those with nonsarcopenic non-obesity.ConclusionSarcopenia is not uncommon in PD patients, with a considerable proportion having sarcopenic obesity. There is a significant association between sarcopenic obesity and an increased risk of mortality in PD patients.
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spelling doaj.art-4154984f1f984caf8f1a241a0e437c7d2024-02-21T04:25:52ZengFrontiers Media S.A.Frontiers in Medicine2296-858X2024-02-011110.3389/fmed.2024.13423441342344Association between sarcopenic obesity and mortality in patients on peritoneal dialysis: a prospective cohort studyYiwei Shen0Yiwei Shen1Xinyu Su2Xinyu Su3Zanzhe Yu4Zanzhe Yu5Hao Yan6Hao Yan7Dahua Ma8Yimei Xu9Jiangzi Yuan10Jiangzi Yuan11Zhaohui Ni12Zhaohui Ni13Leyi Gu14Leyi Gu15Wei Fang16Wei Fang17Department of Nephrology, Renji Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, ChinaShanghai Center for Peritoneal Dialysis Research, Shanghai, ChinaDepartment of Nephrology, Renji Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, ChinaShanghai Center for Peritoneal Dialysis Research, Shanghai, ChinaDepartment of Nephrology, Renji Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, ChinaShanghai Center for Peritoneal Dialysis Research, Shanghai, ChinaDepartment of Nephrology, Renji Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, ChinaShanghai Center for Peritoneal Dialysis Research, Shanghai, ChinaJiangsu Hengrui Pharmaceuticals Co., Ltd., Shanghai, ChinaJiangsu Hengrui Pharmaceuticals Co., Ltd., Shanghai, ChinaDepartment of Nephrology, Renji Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, ChinaShanghai Center for Peritoneal Dialysis Research, Shanghai, ChinaDepartment of Nephrology, Renji Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, ChinaShanghai Center for Peritoneal Dialysis Research, Shanghai, ChinaDepartment of Nephrology, Renji Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, ChinaShanghai Center for Peritoneal Dialysis Research, Shanghai, ChinaDepartment of Nephrology, Renji Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, ChinaShanghai Center for Peritoneal Dialysis Research, Shanghai, ChinaBackgroundWhether sarcopenic obesity had unfavorable effect on survival of peritoneal dialysis (PD) patients is unknown. We aimed to investigate the association between sarcopenic obesity and survival in PD patients.MethodsThis was a prospective observational study. Eligible PD patients from November 2016 to December 2017 were enrolled and followed until August 31, 2023. Sarcopenia was defined following the recommendations of the Asian Working Group for Sarcopenia (AWGS) as low appendicular skeletal muscle mass index (ASMI) and handgrip strength (HGS). Obesity was defined using the percentage of body fat (PBF). Survival analysis was conducted using the Kaplan–Meier and log-rank test. The Cox regression and the cumulative incidence competing risk (CICR) analyzes were used to investigate the association between sarcopenic obesity and all-cause mortality.ResultsA total of 223 patients were enrolled with 133 (59.6%) males, a median age of 57.5 (44.6, 65.7) years, a median dialysis vintage of 20.3 (6.4, 57.7) months and 48 (21.5%) who had comorbid diabetes mellitus. Among them, 46 (20.6%) patients were sarcopenic, and 25 (11.2%) patients were diagnosed with sarcopenic obesity. After followed up for 51.6 (25.6, 73.9) months, the Kaplan–Meier curve showed the sarcopenic obesity (log-rank = 13.527, p < 0.001) group had significant lower survival rate compared to the nonsarcopenic non-obesity group. For multivariate analysis, the CICR method showed patients with sarcopenic obesity had significantly higher mortality rate (HR: 2.190, 95% CI: 1.011–4.743, p = 0.047) compared to those with nonsarcopenic non-obesity.ConclusionSarcopenia is not uncommon in PD patients, with a considerable proportion having sarcopenic obesity. There is a significant association between sarcopenic obesity and an increased risk of mortality in PD patients.https://www.frontiersin.org/articles/10.3389/fmed.2024.1342344/fullsarcopenic obesitysarcopeniaprevalencesurvivalperitoneal dialysis
spellingShingle Yiwei Shen
Yiwei Shen
Xinyu Su
Xinyu Su
Zanzhe Yu
Zanzhe Yu
Hao Yan
Hao Yan
Dahua Ma
Yimei Xu
Jiangzi Yuan
Jiangzi Yuan
Zhaohui Ni
Zhaohui Ni
Leyi Gu
Leyi Gu
Wei Fang
Wei Fang
Association between sarcopenic obesity and mortality in patients on peritoneal dialysis: a prospective cohort study
Frontiers in Medicine
sarcopenic obesity
sarcopenia
prevalence
survival
peritoneal dialysis
title Association between sarcopenic obesity and mortality in patients on peritoneal dialysis: a prospective cohort study
title_full Association between sarcopenic obesity and mortality in patients on peritoneal dialysis: a prospective cohort study
title_fullStr Association between sarcopenic obesity and mortality in patients on peritoneal dialysis: a prospective cohort study
title_full_unstemmed Association between sarcopenic obesity and mortality in patients on peritoneal dialysis: a prospective cohort study
title_short Association between sarcopenic obesity and mortality in patients on peritoneal dialysis: a prospective cohort study
title_sort association between sarcopenic obesity and mortality in patients on peritoneal dialysis a prospective cohort study
topic sarcopenic obesity
sarcopenia
prevalence
survival
peritoneal dialysis
url https://www.frontiersin.org/articles/10.3389/fmed.2024.1342344/full
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