Evidence map›Paper›PMID 25193065›Full record

ArticleStatistical methods in medical research2017

Weibull regression with Bayesian variable selection to identify prognostic tumour markers of breast cancer survival.

P J Newcombe, H Raza Ali, F M Blows, E Provenzano, P D Pharoah, C Caldas, S Richardson

Abstract read
In one paragraph

Article in Statistical methods in medical research, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing 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

20 citing papers in PubMed.

  1. Trial
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  11. Recommended Minimal Number of Harvested Lymph Nodes for Intrahepatic Cholangiocarcinoma.Journal of gastrointestinal surgery : official journal of the Society for Surgery of the Alimentary Tract · 2021
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  12. Article
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  14. Learning from a lot: Empirical Bayes for high-dimensional model-based prediction.Scandinavian journal of statistics, theory and applications · 2019
    Article
  15. Article
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  17. Development and External Validation of Prediction Models for 10-Year Survival of Invasive Breast Cancer. Comparison with PREDICT and CancerMath.Clinical cancer research : an official journal of the American Association for Cancer Research · 2018
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  18. Article
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  20. 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

7 authors.

P J Newcombe1 MRC Biostatistics Unit, Cambridge, UK.
H Raza Ali2 Cancer Research UK Cambridge Institute, Cambridge, UK.
F M Blows5 Department of Oncology, University of Cambridge, Cambridge, UK.
E Provenzano6 NIH Cambridge Biomedical Research Centre, Cambridge, UK.
P D Pharoah4 Cambridge Experimental Cancer Medicine Centre and NIHR Cambridge Biomedical Research Centre, Cambridge, UK.
C Caldas2 Cancer Research UK Cambridge Institute, Cambridge, UK.
S Richardson1 MRC Biostatistics Unit, Cambridge, UK.

Funding

Cancer Research UK 10124Cancer Research UK 16465Cancer Research UK 16561Cancer Research UK 16942Department of Health 2130Medical Research Council MC_UP_0801/1Medical Research Council MC_UU_00002/9Medical Research Council MR/M008975/1
6 · The paper itself

Abstract

As data-rich medical datasets are becoming routinely collected, there is a growing demand for regression methodology that facilitates variable selection over a large number of predictors. Bayesian variable selection algorithms offer an attractive solution, whereby a sparsity inducing prior allows inclusion of sets of predictors simultaneously, leading to adjusted effect estimates and inference of which covariates are most important. We present a new implementation of Bayesian variable selection, based on a Reversible Jump MCMC algorithm, for survival analysis under the Weibull regression model. A realistic simulation study is presented comparing against an alternative LASSO-based variable selection strategy in datasets of up to 20,000 covariates. Across half the scenarios, our new method achieved identical sensitivity and specificity to the LASSO strategy, and a marginal improvement otherwise. Runtimes were comparable for both approaches, taking approximately a day for 20,000 covariates. Subsequently, we present a real data application in which 119 protein-based markers are explored for association with breast cancer survival in a case cohort of 2287 patients with oestrogen receptor-positive disease. Evidence was found for three independent prognostic tumour markers of survival, one of which is novel. Our new approach demonstrated the best specificity.

Indexed as

AlgorithmsBayes TheoremRegression AnalysisBiomarkers, TumorBreast NeoplasmsFemaleHumansPrognosisReceptors, EstrogenSurvival AnalysisBiomarkers, TumorReceptors, EstrogenBayesian variable selectionbreast cancergene expressionMCMCpenalised regressionreversible jumpstability selectionsurvival analysis

Identifiers

PMID25193065
PMCPMC6055985

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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.