Evidence map›Paper›PMID 32830264›Full record

ArticleNephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association2020

Clinical and predictive value of simplified creatinine index used as muscle mass surrogate in end-stage kidney disease haemodialysis patients-results from the international MONitoring Dialysis Outcome initiative.

Bernard Canaud, Xiaoling Ye, Len Usvyat, Jeroen Kooman, Frank van der Sande, Jochen Raimann, Yuedong Wang, Peter Kotanko

Open access · bronzeAbstract read
In one paragraph

Article in Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed, 2 pooled it
5.7field-weighted citation impact, top 3% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

36 citing papers in PubMed, 2 syntheses or guidelines pooled it, 62 citations in OpenAlex.

  1. Pooled it
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  3. Using a measurement type-independent metric to compare patterns of determinants between patient-reported versus performance-based physical function in hemodialysis patients.Quality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation · 2024
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  9. Hand Grip Strength Index, a Novel Tool in Risk-Assessing Multi-Ethnic End-Stage Kidney Disease Patients Treated by Haemodialysis.Journal of human nutrition and dietetics : the official journal of the British Dietetic Association · 2025
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

8 authors at 6 institutions in 4 countries.

Bernard CanaudSchool of Medicine, Montpellier University, Montpellier, France.
Xiaoling YeResearch Department, Renal Research Institute, New York, NY, USA.
Len UsvyatGlobal Medical Office, Fresenius Medical Care, Waltham, MA, USA.
Jeroen KoomanDepartment of Nephrology, Maastricht University Medical Center, Maastricht, The Netherlands.
Frank van der SandeDepartment of Nephrology, Maastricht University Medical Center, Maastricht, The Netherlands.
Jochen RaimannResearch Department, Renal Research Institute, New York, NY, USA.
Yuedong WangDepartment of Statistics and Applied Probability, University of California Santa Barbara, Santa Barbara, CA, USA.
Peter KotankoResearch Department, Renal Research Institute, New York, NY, USA.
Maastricht University · NLRenal Research Institute · USFresenius Medical Care (United States) · USMount Sinai Hospital · USUniversité de Montpellier · FRUniversity of California, Santa Barbara · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundProtein-energy wasting, muscle mass (MM) loss and sarcopenia are highly prevalent and associated with poor outcome in haemodialysis (HD) patients. Monitoring of MM and/or muscle metabolism in HD patients is of paramount importance for timely detection of muscle loss and to intervene adequately. In this study we assessed the reliability and reproducibility of a simplified creatinine index (SCI) as a surrogate marker of MM and explored its predictive value on outcome.

methodWe included all in-centre HD patients from 16 European countries with at least one SCI. The baseline period was defined as 30 days before and after the first multifrequency bioimpedance spectroscopy measurement; the subsequent 7 years constituted the follow-up. SCI was calculated by the Canaud equation. Multivariate Cox proportional hazards models were applied to assess the association of SCI with all-cause mortality. Using backward analysis, we explored the trends of SCI before death. Bland-Altman analysis was performed to analyse the agreement between estimated and measured MM.

resultsWe included 23 495 HD patients; 3662 were incident. Females and older patients have lower baseline SCI. Higher SCI was associated with a lower risk of mortality [hazard ratio 0.81 (95% confidence interval 0.79-0.82)]. SCI decline accelerated ∼5-7 months before death. Lean tissue index (LTI) estimated by SCI was correlated with measured LTI in both sexes (males: R2 = 0.94; females: R2 = 0.92; both P < 0.001). Bland-Altman analysis showed that measured LTI was 4.71 kg/m2 (±2 SD: -12.54-3.12) lower than estimated LTI.

conclusionSCI is a simple, easily obtainable and clinically relevant surrogate marker of MM in HD patients.

Indexed as

AdolescentAdultAgedAged, 80 and overBody CompositionCreatinineEuropeFemaleHumansKidney Failure, ChronicMaleMiddle AgedPrognosisRenal DialysisReproducibility of ResultsRetrospective StudiesCreatininecreatininehaemodialysislean body massmuscle mass metabolismsimplified creatinine index

Identifiers

PMID32830264
PMCPMC7716813
OpenAlexW3080879193

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.