Evidence map›Paper›PMID 33347634›Full record

ArticlePsychophysiology2021

Inter- and intra-individual coupling between pupillary, electrophysiological, and behavioral responses in a visual oddball task.

Sara LoTemplio, Jack Silcox, Kara D Federmeier, Brennan R Payne

Abstract read
In one paragraph

Article in Psychophysiology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing 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

16 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

4 authors.

Sara LoTemplioDepartment of Psychology, University of Utah, Salt Lake City, UT, USA.ORCID 0000-0003-0142-3702
Jack SilcoxDepartment of Psychology, University of Utah, Salt Lake City, UT, USA.
Kara D FedermeierDepartment of Psychology, Program in Neuroscience, and Beckman Institute for Advanced Science and Technology, University of Illinois, Urbana, IL, USA.
Brennan R PayneDepartment of Psychology, University of Utah, Salt Lake City, UT, USA.ORCID 0000-0001-6732-6599

Funding

Hemispheric Differences in Memory and LanguageR01AG026308 · NIA · UNIVERSITY OF ILLINOIS URBANA-CHAMPAIGN · PI FEDERMEIER, KARA D · 2005 to 2022
$4.5M
NIA NIH HHS R01 AG026308
6 · The paper itself

Abstract

Although the P3b component of the event-related brain potential is one of the most widely studied components, its underlying generators are not currently well understood. Recent theories have suggested that the P3b is triggered by phasic activation of the locus-coeruleus norepinephrine (LC-NE) system, an important control center implicated in facilitating optimal task-relevant behavior. Previous research has reported strong correlations between pupil dilation and LC activity, suggesting that pupil diameter is a useful indicator for ongoing LC-NE activity. Given the strong relationship between LC activity and pupil dilation, if the P3b is driven by phasic LC activity, there should be a robust trial-to-trial relationship with the phasic pupillary dilation response (PDR). However, previous work examining relationships between concurrently recorded pupillary and P3b responses has not supported this. One possibility is that the relationship between the measures might be carried primarily by either inter-individual (i.e., between-participant) or intra-individual (i.e., within-participant) contributions to coupling, and prior work has not systematically delineated these relationships. Doing so in the current study, we do not find evidence for either inter-individual or intra-individual relationships between the PDR and P3b responses. However, baseline pupil dilation did predict the P3b. Interestingly, both the PDR and P3b independently predicted inter-individual and intra-individual variability in decision response time. Implications for the LC-P3b hypothesis are discussed.

Indexed as

AdultAttentionElectroencephalographyEvent-Related Potentials, P300Eye-Tracking TechnologyFemaleHumansMalePattern Recognition, VisualPsychomotor PerformancePupilYoung AdultLC-NELC-P3methods>EEGmethods>pupillometryP3b

Identifiers

PMID33347634
PMCPMC8457505

What OpenQuestion holds

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Registered trials

None linked

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.