Evidence map›Paper›PMID 27617041›Full record

ArticleStatistics in biosciences2016

Subgroup-Based Adaptive (SUBA) Designs for Multi-Arm Biomarker Trials.

Yanxun Xu, Lorenzo Trippa, Peter Müller, Yuan Ji

Abstract read
In one paragraph

Article in Statistics in biosciences, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed, 3 pooled it
–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

17 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Pooled it
  2. Pooled it
  3. Pooled it
  4. Review
  5. Review
  6. Article
  7. Article
  8. Innovative trial design in precision oncology.Seminars in cancer biology · 2022
    Review
  9. Adaptive Enrichment Designs in Clinical Trials.Annual review of statistics and its application · 2021
    Article
  10. A nonparametric Bayesian basket trial design.Biometrical journal. Biometrische Zeitschrift · 2019
    Article
  11. Article
  12. Review
  13. Article
  14. Article
  15. Article
  16. Article
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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

4 authors.

Yanxun XuDivision of Statistics and Scientific Computing, The University of Texas at Austin, Austin, TX, U.S.A.
Lorenzo TrippaDepartment of Biostatistics, Harvard School of Public Health, Boston, MA, U.S.A.
Peter MüllerDepartment of Mathematics, The University of Texas at Austin, Austin, TX, U.S.A.
Yuan JiCenter for Clinical and Research Informatics, NorthShore University Health System Evanston, IL, U.S.A; Department of Health Studies, The University of Chicago, Chicago, IL, U.S.A.

Funding

Beagle: A Supercomputer for Computational Biology, Simulation, and Data AnalysisS10RR029030 · NCRR · UNIVERSITY OF CHICAGO · PI FOSTER, IAN · 2010 to 2010
$7.0M
Bayesian models for cancer prognosis by integrating diverse types of dataR01CA132897 · NCI · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI JI, YUAN, MUELLER, PETER · 2008 to 2019
$2.1M
Statistical Methods and Software for More Efficient, Ethical, and Affordable ClinR01CA157458 · NCI · UNIVERSITY OF MINNESOTA · PI CARLIN, BRADLEY P · 2012 to 2014
$939k
NCI NIH HHS R01 CA132897NCI NIH HHS R01 CA157458NCRR NIH HHS S10 RR029030
6 · The paper itself

Abstract

Targeted therapies based on biomarker profiling are becoming a mainstream direction of cancer research and treatment. Depending on the expression of specific prognostic biomarkers, targeted therapies assign different cancer drugs to subgroups of patients even if they are diagnosed with the same type of cancer by traditional means, such as tumor location. For example, Herceptin is only indicated for the subgroup of patients with HER2+ breast cancer, but not other types of breast cancer. However, subgroups like HER2+ breast cancer with effective targeted therapies are rare and most cancer drugs are still being applied to large patient populations that include many patients who might not respond or benefit. Also, the response to targeted agents in humans is usually unpredictable. To address these issues, we propose SUBA, subgroup-based adaptive designs that simultaneously search for prognostic subgroups and allocate patients adaptively to the best subgroup-specific treatments throughout the course of the trial. The main features of SUBA include the continuous reclassification of patient subgroups based on a random partition model and the adaptive allocation of patients to the best treatment arm based on posterior predictive probabilities. We compare the SUBA design with three alternative designs including equal randomization, outcome-adaptive randomization and a design based on a probit regression. In simulation studies we find that SUBA compares favorably against the alternatives.

Indexed as

Adaptive designsBayesisan inferenceBiomarkersPosteriorSubgroup identificationTargeted therapies

Identifiers

PMID27617041
PMCPMC5014435

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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.