Evidence map›Paper›PMID 42245009›Full record

ArticlemedRxiv : the preprint server for health sciences2026

Shortened Cortical Silent Period in Children with Attention Deficit Hyperactivity Disorder.

Darius S Feier, Donald L Gilbert, Deana Crocetti, Karlee Y Migneault, David A Huddleston, Paul S Horn, Stewart H Mostofsky, Steve W Wu

Abstract readPreprint
In one paragraph

Article in medRxiv : the preprint server for health sciences, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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

8 authors.

Darius S FeierUniversity of Cincinnati College of Medicine, Cincinnati, OH, USA.
Donald L GilbertDivision of Neurology, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, USA.ORCID 0000-0002-9245-6878
Deana CrocettiCenter for Neurodevelopmental and Imaging Research, Kennedy Krieger Institute, Baltimore, MD, USA.
Karlee Y MigneaultDivision of Neurology, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, USA.
David A HuddlestonDivision of Neurology, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, USA.
Paul S HornDivision of Neurology, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, USA.
Stewart H MostofskyCenter for Neurodevelopmental and Imaging Research, Kennedy Krieger Institute, Baltimore, MD, USA.
Steve W WuDivision of Neurology, Cincinnati Children's Hospital Medical Center, Cincinnati, OH, USA.

Funding

Anomalous Motor Physiology In ADHDR01MH078160 · NIMH · HUGO W. MOSER RES INST KENNEDY KRIEGER · PI MOSTOFSKY, STEWART H · 2006 to 2024
$5.8M
2/2-Anomalous Motor Physiology in ADHDR01MH095014 · NIMH · CINCINNATI CHILDRENS HOSP MED CTR · PI GILBERT, DONALD L · 2012 to 2024
$3.3M
NIMH NIH HHS R01 MH078160NIMH NIH HHS R01 MH095014
6 · The paper itself

Abstract

Background and Objective: In ADHD, a heterogeneous neurodevelopmental condition, behavioral and motor manifestations may reflect multiple inefficient or perturbed inhibitory systems. To evaluate Transcranial Magnetic Stimulation (TMS) evoked cortical silent period (CSP) duration, an indicator of GABA Method: We retrospectively analyzed TMS data, obtained using both round and figure-of-8 coils, from three cross-sectional studies conducted in 8- to 12-year-old children with ADHD (n=79; 10.7 +/- 1.5 years old) and age-and-sex-matched typically-developing controls (n=96; 10.5 +/- 1.4 years old). Results: Median CSP was 32% shorter in ADHD (p=0.02). Regression analysis demonstrated a relationship between shorter CSP and both lower active motor thresholds (p < 0.0001) and more severe hyperactivity symptom rating (p = 0.026). Test-retest CSP measures in 83 children showed moderate reliability (intraclass correlation 0.77 [ADHD], 0.75 [controls]). Conclusion: TMS-evoked CSP may be a useful biomarker in future investigations of ADHD subtypes, domains of impaired function, or treatment outcomes.

Identifiers

PMID42245009
PMCPMC13232357

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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.