Evidence map›Paper›PMID 33378354›Full record

ArticlePloS one2020

Atypical alert state control in adult patients with ADHD: A pupillometry study.

Aya Shirama, Toshinobu Takeda, Haruhisa Ohta, Akira Iwanami, Shigenobu Toda, Nobumasa Kato

Open access · goldAbstract read
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 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
1.7field-weighted citation impact, top 16% 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

17 citing papers in PubMed, 29 citations in OpenAlex.

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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

6 authors at 3 institutions in 1 country.

Aya ShiramaMedical Institute of Developmental Disabilities Research, Showa University, Tokyo, Japan.ORCID 0000-0003-4174-5175
Toshinobu TakedaMedical Institute of Developmental Disabilities Research, Showa University, Tokyo, Japan.
Haruhisa OhtaMedical Institute of Developmental Disabilities Research, Showa University, Tokyo, Japan.
Akira IwanamiDepartment of Psychiatry, School of Medicine, Showa University, Tokyo, Japan.
Shigenobu TodaDepartment of Psychiatry, Showa University East Hospital, Showa University, Tokyo, Japan.
Nobumasa KatoMedical Institute of Developmental Disabilities Research, Showa University, Tokyo, Japan.
Showa University · JPKanazawa University · JPRyukoku University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Although behavioral studies have repeatedly demonstrated that individuals with attention-deficit/hyperactivity disorder (ADHD) have deficits in alertness, little is known about its underlying neural basis. It is hypothesized that pupil diameter reflects the firing of norepinephrine (NE) neurons in the locus coeruleus (LC), and that the LC-NE neuromodulatory system for regulating alertness may be dysfunctional in ADHD. To clinically and non-invasively examine this hypothesis, we monitored the kinetics of pupil diameter in response to stimuli and compared them between adults with ADHD (n = 17) and typically developing (TD) adults (n = 23) during an auditory continuous performance task. Individuals in the ADHD group exhibited a significantly larger tonic pupil diameter, and a suppressed stimulus-evoked phasic pupil dilation, compared to those in the TD group. These findings provide support for the idea that the aberrant regulatory control of pupil diameter in adults with ADHD may be consistent with a compromised state of alertness resulting from a hyperactivated LC-NE system.

Indexed as

AdultAttention Deficit Disorder with HyperactivityCase-Control StudiesFemaleHumansLocus CoeruleusMaleNeuronsNeuropsychological TestsNorepinephrinePupilNorepinephrine

Identifiers

PMID33378354
PMCPMC7773233
OpenAlexW3116955806

What OpenQuestion holds

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LicenceCC BY
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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.