Evidence map›Paper›PMID 36217520›Full record

ArticleKidney international reports2022

Predicting Kidney Failure, Cardiovascular Disease and Death in Advanced CKD Patients.

Chava L Ramspek, Rosemarijn Boekee, Marie Evans, Olof Heimburger, Charlotte M Snead, Fergus J Caskey, Claudia Torino, Gaetana Porto, Maciej Szymczak, Magdalena Krajewska and 9 more

Abstract read
In one paragraph

Article in Kidney international reports, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
–field-weighted citation impact
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

9 citing papers in PubMed.

  1. Article
  2. Review
  3. Article
  4. Article
  5. Prospects for lithium treated patients with severe renal impairment.International journal of bipolar disorders · 2025
    Article
  6. When impact trials are not feasible: alternatives to study the impact of prediction models on clinical practice.Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association · 2024
    Article
  7. Article
  8. Article
  9. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

19 authors.

Chava L RamspekDepartment of Clinical Epidemiology, Leiden University Medical Center, Leiden, the Netherlands.
Rosemarijn BoekeeDepartment of Clinical Epidemiology, Leiden University Medical Center, Leiden, the Netherlands.
Marie EvansDivision of Renal Medicine, Department of Clinical Science, Intervention and Technology, Karolinska Institute and Karolinska University Hospital, Stockholm, Sweden.
Olof HeimburgerDivision of Renal Medicine, Department of Clinical Science, Intervention and Technology, Karolinska Institute and Karolinska University Hospital, Stockholm, Sweden.
Charlotte M SneadDepartment of Population Health Sciences, Bristol Medical School, University of Bristol, Bristol, UK.
Fergus J CaskeyDepartment of Population Health Sciences, Bristol Medical School, University of Bristol, Bristol, UK.
Claudia TorinoDepartment of Clinical Epidemiology of Renal Diseases and Hypertension, Consiglio Nazionale della Ricerche-Istituto di Fisiologia Clinica, Reggio Calabria, Italy.
Gaetana PortoGrande Ospedale Metropolitano, Bianchi Melacrino Morelli, Reggio Calabria, Italy.
Maciej SzymczakDepartment of Nephrology and Transplantation Medicine, Wroclaw Medical University, Wroclaw, Poland.
Magdalena KrajewskaDepartment of Nephrology and Transplantation Medicine, Wroclaw Medical University, Wroclaw, Poland.
Christiane DrechslerDivision of Nephrology, Department of Internal Medicine, University Hospital Wurzburg, Wurzburg, Germany.
Christoph WannerDivision of Nephrology, University Hospital of Wurzburg, Wurzburg, Germany.
Nicholas C ChesnayeDepartment of Medical Informatics, Academic Medical Center, University of Amsterdam, Amsterdam Public Health Research Institute, Amsterdam, the Netherlands.
Kitty J JagerDepartment of Medical Informatics, Academic Medical Center, University of Amsterdam, Amsterdam Public Health Research Institute, Amsterdam, the Netherlands.
Friedo W DekkerDepartment of Clinical Epidemiology, Leiden University Medical Center, Leiden, the Netherlands.
Maarten G J SnoeijsDepartment of Vascular Surgery, Maastricht University Medical Center, Maastricht, the Netherlands.
Joris I RotmansDepartment of Internal Medicine, Leiden University Medical Center, Leiden, the Netherlands.
Merel van DiepenDepartment of Clinical Epidemiology, Leiden University Medical Center, Leiden, the Netherlands.
EQUAL study investigators

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Introduction: Predicting the timing and occurrence of kidney replacement therapy (KRT), cardiovascular events, and death among patients with advanced chronic kidney disease (CKD) is clinically useful and relevant. We aimed to externally validate a recently developed CKD G4+ risk calculator for these outcomes and to assess its potential clinical impact in guiding vascular access placement. Methods: We included 1517 patients from the European Quality (EQUAL) study, a European multicentre prospective cohort study of nephrology-referred advanced CKD patients aged ≥65 years. Model performance was assessed based on discrimination and calibration. Potential clinical utility for timing of referral for vascular access placement was studied with diagnostic measures and decision curve analysis (DCA). Results: The model showed a good discrimination for KRT and "death after KRT," with 2-year concordance (C) statistics of 0.74 and 0.76, respectively. Discrimination for cardiovascular events (2-year C-statistic: 0.70) and overall death (2-year C-statistic: 0.61) was poorer. Calibration was fairly accurate. Decision curves illustrated that using the model to guide vascular access referral would generally lead to less unused arteriovenous fistulas (AVFs) than following estimated glomerular filtration rate (eGFR) thresholds. Conclusion: This study shows moderate to good predictive performance of the model in an older cohort of nephrology-referred patients with advanced CKD. Using the model to guide referral for vascular access placement has potential in combating unnecessary vascular surgeries.

Indexed as

cardiovascular diseaseCKDdeathexternal validationkidney failureprognostic model

Identifiers

PMID36217520
PMCPMC9546766

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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.