Evidence map›Paper›PMID 36193885›Full record

ArticleCPT: pharmacometrics & systems pharmacology2022

Applying interpretable machine learning workflow to evaluate exposure-response relationships for large-molecule oncology drugs.

Gengbo Liu, James Lu, Hong Seo Lim, Jin Yan Jin, Dan Lu

Abstract read
In one paragraph

Article in CPT: pharmacometrics & systems pharmacology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing 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

8 citing papers in PubMed.

  1. Trial
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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

5 authors.

Gengbo LiuDepartment of Clinical Pharmacology, Genentech, South San Francisco, California, USA.ORCID 0000-0002-5103-7191
James LuDepartment of Clinical Pharmacology, Genentech, South San Francisco, California, USA.ORCID 0000-0002-9687-5607
Hong Seo LimDepartment of Clinical Pharmacology, Genentech, South San Francisco, California, USA.
Jin Yan JinDepartment of Clinical Pharmacology, Genentech, South San Francisco, California, USA.ORCID 0000-0002-3627-0323
Dan LuDepartment of Clinical Pharmacology, Genentech, South San Francisco, California, USA.ORCID 0000-0003-4531-3599

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The application of logistic regression (LR) and Cox Proportional Hazard (CoxPH) models are well-established for evaluating exposure-response (E-R) relationship in large molecule oncology drugs. However, applying machine learning (ML) models on evaluating E-R relationships has not been widely explored. We developed a workflow to train regularized LR/CoxPH and tree-based XGboost (XGB) models, and derive the odds ratios for best overall response and hazard ratios for overall survival, across exposure quantiles to evaluate the E-R relationship using clinical trial datasets. The E-R conclusions between LR/CoxPH and XGB models are overall consistent, and largely aligned with historical pharmacometric analyses findings. Overall, applying this interpretable ML workflow provides a promising alternative method to assess E-R relationships for impacting key dosing decisions in drug development.

Indexed as

Machine LearningHumansLogistic ModelsProportional Hazards ModelsWorkflow

Identifiers

PMID36193885
PMCPMC9755920

What OpenQuestion holds

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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.