Evidence map›Paper›PMID 27877122›Full record

ArticleFrontiers in aging neuroscience2016

Changes in Neural Activity Underlying Working Memory after Computerized Cognitive Training in Older Adults.

Erich S Tusch, Brittany R Alperin, Eliza Ryan, Phillip J Holcomb, Abdul H Mohammed, Kirk R Daffner

2 registry-linked trialsAbstract read
In one paragraph

Article in Frontiers in aging neuroscience, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to 2 registered trials, which are not on this map. Cited by 19 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed, 2 pooled it
–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.

NCT05128396 naactive not recruitingnot on this map

Successful Aging and Enrichment (SAGE): Effects of Environmental Stimulation on Cognitive Health and Neuroplasticity

TypeinterventionalSponsorBrigham and Women's HospitalRan2013 to 2026Enrolled72ConditionsCognitive Health, Healthy AgingArmsCognitive Stimulation, Mindfulness training, Physical Activity, Control Group
NCT06130735 naactive not recruitingnot on this mapstarted 2023, after this paper: background citation

Computerized Cognitive Training: Characterization of Factors That Predict Cognitive Enhancement in Acquired Brain Injury

TypeinterventionalSponsorBrigham and Women's HospitalRan2023 to 2026Enrolled30ConditionsAcquired Brain Injury, Mild Cognitive Impairment, Mild Neurocognitive DisorderArmsCognitive Computerized Training
3 · Its place in the literature

Who cites it

19 citing papers in PubMed, 2 syntheses or guidelines pooled it.

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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.

Erich S TuschLaboratory of Healthy Cognitive Aging, Center for Brain/Mind Medicine, Division of Cognitive and Behavioral Neurology, Department of Neurology, Brigham and Women's Hospital, Harvard Medical School, Boston MA, USA.
Brittany R AlperinDepartment of Psychology, Oregon Health and Science University, Portland OR, USA.
Eliza RyanLaboratory of Healthy Cognitive Aging, Center for Brain/Mind Medicine, Division of Cognitive and Behavioral Neurology, Department of Neurology, Brigham and Women's Hospital, Harvard Medical School, Boston MA, USA.
Phillip J HolcombDepartment of Psychology, Tufts University, Medford MA, USA.
Abdul H MohammedDepartment of Psychology, Linnaeus UniversityVäxjö, Sweden; Center for Alzheimer Research, Department of Neurobiology, Care Sciences and Society, Karolinska InstitutetHuddinge, Sweden.
Kirk R DaffnerLaboratory of Healthy Cognitive Aging, Center for Brain/Mind Medicine, Division of Cognitive and Behavioral Neurology, Department of Neurology, Brigham and Women's Hospital, Harvard Medical School, Boston MA, USA.

Funding

ERP Investigations of Novelty Processing in Different Patterns of Cognitive AgingR01AG017935 · NIA · BRIGHAM AND WOMEN'S HOSPITAL · PI DAFFNER, KIRK R · 2002 to 2012
$4.5M
NIA NIH HHS R01 AG017935
6 · The paper itself

Abstract

Computerized cognitive training (CCT) may counter the impact of aging on cognition, but both the efficacy and neurocognitive mechanisms underlying CCT remain controversial. In this study, 35 older individuals were randomly assigned to Cogmed adaptive working memory (WM) CCT or an active control CCT, featuring five weeks of five ∼40 min sessions per week. Before and after the 5-week intervention, event-related potentials were measured while subjects completed a visual n-back task with three levels of demand (0-back, 1-back, 2-back). The anterior P3a served as an index of directing attention and the posterior P3b as an index of categorization/WM updating. We hypothesized that adaptive CCT would be associated with decreased P3 amplitude at low WM demand and increased P3 amplitude at high WM demand. The adaptive CCT group exhibited a training-related increase in the amplitude of the anterior P3a and posterior P3b in response to target stimuli across n-back tasks, while subjects in the active control CCT group demonstrated a post-training decrease in the anterior P3a. Performance did not differ between groups or sessions. Larger overall P3 amplitudes were strongly associated with better task performance. Increased post-CCT P3 amplitude correlated with improved task performance; this relationship was especially robust at high task load. Our findings suggest that adaptive WM training was associated with increased orienting of attention, as indexed by the P3a, and the enhancement of categorization/WM updating processes, as indexed by the P3b. Increased P3 amplitude was linked to improved performance; however. there was no direct association between adaptive training and improved performance.

Indexed as

cognitive agingcomputerized cognitive trainingERPs (Event-Related Potentials)n-back taskP3P3aP3bworking memory

Identifiers

PMID27877122
PMCPMC5099139

What OpenQuestion holds

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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.