Evidence map›Paper›PMID 29085047›Full record

ArticleScientific reports2017

Theta and Alpha Oscillation Impairments in Autistic Spectrum Disorder Reflect Working Memory Deficit.

Josefina Larrain-Valenzuela, Francisco Zamorano, Patricia Soto-Icaza, Ximena Carrasco, Claudia Herrera, Francisca Daiber, Francisco Aboitiz, Pablo Billeke

Registry-linked trialOpen access · goldAbstract read
In one paragraph

Article in Scientific reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT05291208 (Evaluation of a Cognitive Training Therapy Based on Synchronized Oscillatory Stimulation in Patients With Mild Cognitive Impairment Through a Randomized Clinical Trial), which is not on this map. Cited by 38 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
38citing papers in PubMed, 3 pooled it
1.8field-weighted citation impact, top 15% 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.

NCT05291208 phase2unknown statusnot on this mapstarted 2022, after this paper: background citation

Evaluation of a Cognitive Training Therapy Based on Synchronized Oscillatory Stimulation in Patients With Mild Cognitive Impairment Through a Randomized Clinical Trial

TypeinterventionalSponsorUniversidad del DesarrolloRan2022 to 2024Enrolled62ConditionsMild Cognitive ImpairmentArmsCombined tACS and Cognitive Training Program, Traditional Cognitive Training Program
3 · Its place in the literature

Who cites it

38 citing papers in PubMed, 3 syntheses or guidelines pooled it, 76 citations in OpenAlex.

  1. Pooled it
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  14. Electroencephalography in Autism Spectrum Disorder.Journal of clinical medicine · 2025
    Review
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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

8 authors at 3 institutions in 1 country.

Josefina Larrain-ValenzuelaDivisión de Neurociencia, Centro de Investigación en Complejidad Social (neuroCICS), Universidad del Desarrollo, Av. Las Condes 12461, Las Condes, Santiago, 7590943, Chile.
Francisco ZamoranoDivisión de Neurociencia, Centro de Investigación en Complejidad Social (neuroCICS), Universidad del Desarrollo, Av. Las Condes 12461, Las Condes, Santiago, 7590943, Chile.ORCID 0000-0002-3516-3630
Patricia Soto-IcazaLaboratorio de Neurociencias Cognitivas, Departamento de Psiquiatría, Centro Interdisciplinario de Neurociencia, Pontificia Universidad Católica de Chile, Marcoleta 391, Santiago, 8330024, Chile.
Ximena CarrascoLaboratorio de Neurociencias Cognitivas, Departamento de Psiquiatría, Centro Interdisciplinario de Neurociencia, Pontificia Universidad Católica de Chile, Marcoleta 391, Santiago, 8330024, Chile.
Claudia HerreraSociedad de Psiquiatría y Neurología de la Infancia y Adolescencia de Chile, Esmeralda 678, Santiago, 8320053, Chile.
Francisca DaiberLaboratorio de Neurociencias Cognitivas, Departamento de Psiquiatría, Centro Interdisciplinario de Neurociencia, Pontificia Universidad Católica de Chile, Marcoleta 391, Santiago, 8330024, Chile.
Francisco AboitizLaboratorio de Neurociencias Cognitivas, Departamento de Psiquiatría, Centro Interdisciplinario de Neurociencia, Pontificia Universidad Católica de Chile, Marcoleta 391, Santiago, 8330024, Chile.
Pablo BillekeDivisión de Neurociencia, Centro de Investigación en Complejidad Social (neuroCICS), Universidad del Desarrollo, Av. Las Condes 12461, Las Condes, Santiago, 7590943, Chile. pbilleke@udd.cl.ORCID 0000-0003-4261-0678
Pontificia Universidad Católica de Chile · CLUniversidad del Desarrollo · CLSociedad de Biología de Chile · CL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A dysfunction in the excitatory-inhibitory (E/I) coordination in neuronal assembly has been proposed as a possible neurobiological mechanism of Autistic Spectrum Disorder (ASD). However, the potential impact of this mechanism in cognitive performance is not fully explored. Since the main consequence of E/I dysfunction is an impairment in oscillatory activity and its underlying cognitive computations, we assessed the electroencephalographic activity of ASD and typically developing (TD) subjects during a working-memory task. We found that ASD subjects committed more errors than TD subjects. Moreover, TD subjects demonstrated a parametric modulation in the power of alpha and theta band while ASD subjects did not demonstrate significant modulations. The preceding leads to significant differences between the groups in both the alpha power placed on the occipital cortex and the theta power placed on the left premotor and the right prefrontal cortex. The impaired theta modulation correlated with autistic symptoms. The results indicated that ASD may present an alteration in the recruitment of the oscillatory activity during working-memory, and this alteration could be related to the physiopathology of the disorder.

Indexed as

Memory, Short-TermAdolescentAdultAlpha RhythmAnimalsAutism Spectrum DisorderBrainElectroencephalographyFemaleHumansMaleMemory DisordersTask Performance and AnalysisTheta RhythmYoung Adult

Identifiers

PMID29085047
PMCPMC5662653
OpenAlexW2766296549

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

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.