Evidence map›Paper›PMID 30010369›Full record

ArticleJournal of abnormal psychology2018

Testing formal predictions of neuroscientific theories of ADHD with a cognitive model-based approach.

Alexander Weigard, Cynthia Huang-Pollock, Scott Brown, Andrew Heathcote

Abstract read
In one paragraph

Article in Journal of abnormal psychology, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing 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

20 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.

Alexander WeigardDepartment of Psychology.
Cynthia Huang-PollockDepartment of Psychology.
Scott BrownSchool of Psychology, University of Newcastle.
Andrew HeathcoteDivision of Psychology, University of Tasmania.

Funding

Social and Academic Problems in ADHD: The Role of Implicit and Explicit LearningR01MH084947 · NIMH · PENNSYLVANIA STATE UNIVERSITY, THE · PI HUANG-POLLOCK, CYNTHIA L · 2010 to 2014
$1.8M
NIMH NIH HHS R01 MH084947
6 · The paper itself

Abstract

Neuroscientific theories of attention-deficit/hyperactivity disorder (ADHD) alternately posit that cognitive aberrations in the disorder are due to acute attentional lapses, slowed neural processing, or reduced signal-to-noise ratios. However, they make similar predictions about behavioral summary statistics (response times [RTs] and accuracy), hindering the field's ability to produce strong and specific tests of these theories. The current study uses the linear ballistic accumulator (LBA; Brown & Heathcote, 2008), a mathematical model of choice RT tasks, to distinguish between competing theory predictions. Children with ADHD (n = 80) and age-matched controls (n = 32) completed a numerosity discrimination paradigm at 2 levels of difficulty, and RT data were fit to the LBA model to test theoretical predictions. Individuals with ADHD displayed slowed processing of evidence for correct responses (signal) relative to their peers but comparable processing of evidence for error responses (noise) and between-trial variability in processing (performance lapses). The findings are inconsistent with accounts that posit an increased incidence of attentional lapses in the disorder and provide partial support for those that posit slowed neural processing and lower signal-to-noise ratios. Results also highlight the utility of well-developed cognitive models for distinguishing between the predictions of etiological theories of psychopathology. (PsycINFO Database Record

Indexed as

Decision MakingModels, NeurologicalModels, PsychologicalAttentionAttention Deficit Disorder with HyperactivityChildFemaleHumansMaleNeuropsychological TestsPsychomotor PerformanceReaction Time

Identifiers

PMID30010369
PMCPMC6091877

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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.