Evidence map›Paper›PMID 39516661›Full record

ArticleBJC reports2024

System transferability of Raman-based oesophageal tissue classification using modern machine learning to support multi-centre clinical diagnostics.

Nathan Blake, Riana Gaifulina, Martin Isabelle, Jennifer Dorney, Manuel Rodriguez-Justo, Katherine Lau, Stéphanie Ohrel, Gavin Lloyd, Neil Shepherd, Aaran Lewis and 4 more

Abstract read
In one paragraph

Article in BJC reports, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed.

  1. Article
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  4. Review
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  6. 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

14 authors.

Nathan BlakeDepartment of Cell and Developmental Biology, University College London, Gower Street, London, WC1E 6BT, UK. nathan.blake.15@ucl.ac.uk.ORCID http://orcid.org/0000-0002-6404-514X
Riana GaifulinaDepartment of Cell and Developmental Biology, University College London, Gower Street, London, WC1E 6BT, UK.
Martin IsabelleTranslational Sciences, Adaptimmune Therapeutics Plc, Jubilee Avenue, Abingdon, OX14 4RX, UK.
Jennifer DorneyBiomedical Physics, Department of Physics and Astronomy, University of Exeter, Stocker Road, Exeter, EX4 4QL, UK.
Manuel Rodriguez-JustoDepartment of Research Pathology, Cancer Institute, University College London, Gower Street, London, WC1E 6BT, UK.
Katherine LauSpectroscopy Products Division, Renishaw PLC, New Mills, Wotton-under-Edge, GL12 8JR, UK.
Stéphanie OhrelSpectroscopy Products Division, Renishaw PLC, New Mills, Wotton-under-Edge, GL12 8JR, UK.
Gavin LloydBiophotonics Research Unit and Pathology Department, Gloucestershire Hospitals NHS Foundation Trust, Great Western Rd, Gloucester, GL12 8JR, UK.
Neil ShepherdGloucestershire Cellular Pathology Laboratory, Cheltenham General Hospital, Sandford Road, Cheltenham, GL53 7AN, UK.
Aaran LewisDepartment of Cell and Developmental Biology, University College London, Gower Street, London, WC1E 6BT, UK.
Catherine A KendallBiophotonics Research Unit and Pathology Department, Gloucestershire Hospitals NHS Foundation Trust, Great Western Rd, Gloucester, GL12 8JR, UK.
Nick StoneBiomedical Physics, Department of Physics and Astronomy, University of Exeter, Stocker Road, Exeter, EX4 4QL, UK.
Ian BellSpectroscopy Products Division, Renishaw PLC, New Mills, Wotton-under-Edge, GL12 8JR, UK.
Geraint ThomasDepartment of Cell and Developmental Biology, University College London, Gower Street, London, WC1E 6BT, UK. g.thomas@ucl.ac.uk.

Funding

EPSRC Ph.D. Studentship EP/R513143/1Innovate UK 38659-281182
6 · The paper itself

Abstract

backgroundThe clinical potential of Raman spectroscopy is well established but has yet to become established in routine oncology workflows. One barrier slowing clinical adoption is a lack of evidence demonstrating that data taken on one spectrometer transfers across to data taken on another spectrometer to provide consistent diagnoses.

methodsWe investigated multi-centre transferability using human oesophageal tissue. Raman spectra were taken across three different centres with different spectrometers of the same make and model. By using a common protocol, we aimed to minimise the difference in machine learning performance between centres.

results61 oesophageal samples from 51 patients were interrogated by Raman spectroscopy at each centre and classified into one of five pathologies. The overall accuracy and log-loss did not significantly vary when a model trained upon data from any one centre was applied to data taken at the other centres. Computational methods to correct for the data during pre-processing were not needed.

conclusionWe have found that when using the same make and model of spectrometer, together with a common protocol, across different centres it is possible to achieve system transferability without the need for additional computational instrument correction.

Identifiers

PMID39516661
PMCPMC11523930

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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.