Evidence map›Paper›PMID 28795578›Full record

ArticleClinical trials (London, England)2017

Evaluating biomarkers for prognostic enrichment of clinical trials.

Kathleen F Kerr, Jeremy Roth, Kehao Zhu, Heather Thiessen-Philbrook, Allison Meisner, Francis Perry Wilson, Steven Coca, Chirag R Parikh

Abstract readEvaluation Study
In one paragraph

Article in Clinical trials (London, England), 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing 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

22 citing papers in PubMed.

  1. Kidney Biomarkers of Injury and Repair as Predictors of Contrast-Associated AKI: A Substudy of the PRESERVE Trial.American journal of kidney diseases : the official journal of the National Kidney Foundation · 2020
    Trial
  2. Article
  3. Article
  4. Article
  5. Review
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  7. Review
  8. Article
  9. Article
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  11. Biomarkers in acute kidney injury: On the cusp of a new era?The Journal of clinical investigation · 2023
    Article
  12. Article
  13. Review
  14. Article
  15. Article
  16. Article
  17. Article
  18. Article
  19. Acute Respiratory Distress Syndrome Phenotypes.Seminars in respiratory and critical care medicine · 2019
    Review
  20. 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

8 authors.

Kathleen F Kerr1 Department of Biostatistics, University of Washington, Seattle, WA, USA.
Jeremy Roth1 Department of Biostatistics, University of Washington, Seattle, WA, USA.
Kehao Zhu1 Department of Biostatistics, University of Washington, Seattle, WA, USA.
Heather Thiessen-Philbrook2 Program of Applied Translational Research, Yale University School of Medicine and VA Medical Center, New Haven, CT, USA.
Allison Meisner1 Department of Biostatistics, University of Washington, Seattle, WA, USA.
Francis Perry Wilson2 Program of Applied Translational Research, Yale University School of Medicine and VA Medical Center, New Haven, CT, USA.
Steven Coca3 Division of Nephrology, Department of Medicine, Icahn School of Medicine at Mount Sinai, New York, NY, USA.
Chirag R Parikh2 Program of Applied Translational Research, Yale University School of Medicine and VA Medical Center, New Haven, CT, USA.

Funding

Yale Clinical and Translational Science Award (U Component)UL1TR001863 · NCATS · YALE UNIVERSITY · PI John H. Krystal, LUCILA OHNO-MACHADO · 2016 to 2026
$102.9M
Novel Biomarkers in Cardiac Surgery to Detect Acute Kidney InjuryR01HL085757 · NHLBI · YALE UNIVERSITY · PI PARIKH, CHIRAG R · 2007 to 2019
$10.3M
Mediators & prognostic value of muscle mass & function in chronic kidney diseaseK23DK097201 · NIDDK · YALE UNIVERSITY · PI WILSON, FRANCIS PERRY · 2013 to 2017
$916k
Mentoring Program for Translational and Patient Oriented Research in AKIK24DK090203 · NIDDK · YALE UNIVERSITY · PI PARIKH, CHIRAG R · 2012 to 2016
$896k
NCATS NIH HHS UL1 TR001863NHLBI NIH HHS R01 HL085757NIDDK NIH HHS K23 DK097201NIDDK NIH HHS K24 DK090203
6 · The paper itself

Abstract

BACKGROUND/

aimsA potential use of biomarkers is to assist in prognostic enrichment of clinical trials, where only patients at relatively higher risk for an outcome of interest are eligible for the trial. We investigated methods for evaluating biomarkers for prognostic enrichment.

methodsWe identified five key considerations when considering a biomarker and a screening threshold for prognostic enrichment: (1) clinical trial sample size, (2) calendar time to enroll the trial, (3) total patient screening costs and the total per-patient trial costs, (4) generalizability of trial results, and (5) ethical evaluation of trial eligibility criteria. Items (1)-(3) are amenable to quantitative analysis. We developed the Biomarker Prognostic Enrichment Tool for evaluating biomarkers for prognostic enrichment at varying levels of screening stringency.

resultsWe demonstrate that both modestly prognostic and strongly prognostic biomarkers can improve trial metrics using Biomarker Prognostic Enrichment Tool. Biomarker Prognostic Enrichment Tool is available as a webtool at http://prognosticenrichment.com and as a package for the R statistical computing platform.

conclusionIn some clinical settings, even biomarkers with modest prognostic performance can be useful for prognostic enrichment. In addition to the quantitative analysis provided by Biomarker Prognostic Enrichment Tool, investigators must consider the generalizability of trial results and evaluate the ethics of trial eligibility criteria.

Indexed as

Patient SelectionSample SizeArea Under CurveBiomarkersClinical Trials as TopicCost-Benefit AnalysisData Interpretation, StatisticalEndpoint DeterminationHumansRiskTime FactorsBiomarkersBiomarkerclinical trialprognostic enrichmentrisk prediction

Identifiers

PMID28795578
PMCPMC5714681

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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.