Evidence map›Paper›PMID 31517190›Full record

ArticleJournal of cognition2018

Pupillometry: Psychology, Physiology, and Function.

Sebastiaan Mathôt

Open access · goldAbstract read
In one paragraph

Article in Journal of cognition, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 361 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
361citing papers in PubMed, 2 pooled it
30.7field-weighted citation impact, top 1% of its field
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

361 citing papers in PubMed, 2 syntheses or guidelines pooled it, 850 citations in OpenAlex.

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  14. Pupil size measurements with two multifunctional devices based on different technologies and an infrared based pupillometer.Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv fur klinische und experimentelle Ophthalmologie · 2026
    Article
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301 more citing papers are in PubMed but not listed here.

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

1 author at 1 institution in 1 country.

Sebastiaan MathôtRijksuniversiteit Groningen, NL.
Rijksmuseum · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Pupils respond to three distinct kinds of stimuli: they constrict in response to brightness (the pupil light response), constrict in response to near fixation (the pupil near response), and dilate in response to increases in arousal and mental effort, either triggered by an external stimulus or spontaneously. In this review, I describe these three pupil responses, how they are related to high-level cognition, and the neural pathways that control them. I also discuss the functional relevance of pupil responses, that is, how pupil responses help us to better see the world. Although pupil responses likely serve many functions, not all of which are fully understood, one important function is to optimize vision either for acuity (small pupils see sharper) and depth of field (small pupils see sharply at a wider range of distances), or for sensitivity (large pupils are better able to detect faint stimuli); that is, pupils change their size to optimize vision for a particular situation. In many ways, pupil responses are similar to other eye movements, such as saccades and smooth pursuit: like these other eye movements, pupil responses have properties of both reflexive and voluntary action, and are part of active visual exploration.

Indexed as

eye movementsorienting responsepsychosensory pupil responsepupil light responsepupillometrypupil near response

Identifiers

PMID31517190
PMCPMC6634360
OpenAlexW2788657169

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

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.