Evidence map›Paper›PMID 22927484›Full record

ArticleClinical cancer research : an official journal of the American Association for Cancer Research2012

Developing and validating continuous genomic signatures in randomized clinical trials for predictive medicine.

Shigeyuki Matsui, Richard Simon, Pingping Qu, John D Shaughnessy, Bart Barlogie, John Crowley

Abstract read
In one paragraph

Article in Clinical cancer research : an official journal of the American Association for Cancer Research, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing 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

14 citing papers in PubMed.

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  10. Statistical controversies in clinical research: prognostic gene signatures are not (yet) useful in clinical practice.Annals of oncology : official journal of the European Society for Medical Oncology · 2016
    Review
  11. Review
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  13. Impact of bioinformatic procedures in the development and translation of high-throughput molecular classifiers in oncology.Clinical cancer research : an official journal of the American Association for Cancer Research · 2013
    Review
  14. Review
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

6 authors.

Shigeyuki MatsuiDepartment of Data Science, The Institute of Statistical Mathematics, Tachikawa, Tokyo, Japan. smatsui@ism.ac.jp
Richard Simon
Pingping Qu
John D Shaughnessy
Bart Barlogie
John Crowley

Funding

Tumor Cell-Microenvironment Interactions in the Molecular Pathogenesis of MultiplP01CA055819 · NCI · UNIV OF ARKANSAS FOR MED SCIS · PI BARLOGIE, BART · 1993 to 2013
$49.7M
NCI NIH HHS P01 CA055819
6 · The paper itself

Abstract

purposeIt is highly challenging to develop reliable diagnostic tests to predict patients' responsiveness to anticancer treatments on clinical endpoints before commencing the definitive phase III randomized trial. Development and validation of genomic signatures in the randomized trial can be a promising solution. Such signatures are required to predict quantitatively the underlying heterogeneity in the magnitude of treatment effects. EXPERIMENTAL

designWe propose a framework for developing and validating genomic signatures in randomized trials. Codevelopment of predictive and prognostic signatures can allow prediction of patient-level survival curves as basic diagnostic tools for treating individual patients.

resultsWe applied our framework to gene-expression microarray data from a large-scale randomized trial to determine whether the addition of thalidomide improves survival for patients with multiple myeloma. The results indicated that approximately half of the patients were responsive to thalidomide, and the average improvement in survival for the responsive patients was statistically significant. Cross-validated patient-level survival curves were developed to predict survival distributions of individual future patients as a function of whether or not they are treated with thalidomide and with regard to their baseline prognostic and predictive signature indices.

conclusionThe proposed framework represents an important step toward reliable predictive medicine. It provides an internally validated mechanism for using randomized clinical trials to assess treatment efficacy for a patient population in a manner that takes into consideration the heterogeneity in patients' responsiveness to treatment. It also provides cross-validated patient-level survival curves that can be used for selecting treatments for future patients.

Indexed as

Gene Expression ProfilingGenomicsRandomized Controlled Trials as TopicClinical Trials, Phase III as TopicHumansNeoplasmsPrognosis

Identifiers

PMID22927484
PMCPMC3744097

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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.