Evidence map›Paper›PMID 33315886›Full record

ArticlePloS one2020

A comparison of the effectiveness of functional MRI analysis methods for pain research: The new normal.

Patrick W Stroman, Howard J M Warren, Gabriela Ioachim, Jocelyn M Powers, Kaitlin McNeil

Abstract readComparative Study
In one paragraph

Article in PloS one, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing 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

13 citing papers in PubMed.

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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.

Patrick W StromanCentre for Neuroscience Studies, Queen's University, Kingston, Ontario, Canada.ORCID 0000-0002-9814-260X
Howard J M WarrenCentre for Neuroscience Studies, Queen's University, Kingston, Ontario, Canada.ORCID 0000-0003-2966-169X
Gabriela IoachimCentre for Neuroscience Studies, Queen's University, Kingston, Ontario, Canada.ORCID 0000-0003-1750-2341
Jocelyn M PowersCentre for Neuroscience Studies, Queen's University, Kingston, Ontario, Canada.
Kaitlin McNeilCentre for Neuroscience Studies, Queen's University, Kingston, Ontario, Canada.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Studies of the neural basis of human pain processing present many challenges because of the subjective and variable nature of pain, and the inaccessibility of the central nervous system. Neuroimaging methods, such as functional magnetic resonance imaging (fMRI), have provided the ability to investigate these neural processes, and yet commonly used analysis methods may not be optimally adapted for studies of pain. Here we present a comparison of model-driven and data-driven analysis methods, specifically for the study of human pain processing. Methods are tested using data from healthy control participants in two previous studies, with separate data sets spanning the brain, and the brainstem and spinal cord. Data are analyzed by fitting time-series responses to predicted BOLD responses in order to identify significantly responding regions (model-driven), as well as with connectivity analyses (data-driven) based on temporal correlations between responses in spatially separated regions, and with connectivity analyses based on structural equation modeling, allowing for multiple source regions to explain the signal variations in each target region. The results are assessed in terms of the amount of signal variance that can be explained in each region, and in terms of the regions and connections that are identified as having BOLD responses of interest. The characteristics of BOLD responses in identified regions are also investigated. The results demonstrate that data-driven approaches are more effective than model-driven approaches for fMRI studies of pain.

Indexed as

AdultBrainBrain MappingBrain StemFemaleHumansImage Processing, Computer-AssistedMagnetic Resonance ImagingMiddle AgedPainPain MeasurementSpinal CordYoung Adult

Identifiers

PMID33315886
PMCPMC7735591

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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.