Evidence map›Paper›PMID 35726054›Full record

SynthesisNature human behaviour2022

Near transfer to an unrelated N-back task mediates the effect of N-back working memory training on matrix reasoning.

Anja Pahor, Aaron R Seitz, Susanne M Jaeggi

Erratum issuedAbstract readMeta-Analysis
In one paragraph

Synthesis in Nature human behaviour, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 20 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 1 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.

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, 1 synthesis or guideline pooled it.

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  8. Orthogonal-Rotational Dynamics Supports Efficient Encoding and Updating for Streaming Information in Working Memory.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2026
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

3 authors.

Anja PahorSchool of Education, University of California, Irvine, Irvine, CA, USA. apahor@uci.edu.ORCID http://orcid.org/0000-0002-9396-4620
Aaron R SeitzDepartment of Psychology, University of California, Riverside, Riverside, CA, USA.
Susanne M JaeggiSchool of Education, University of California, Irvine, Irvine, CA, USA.

Funding

Understanding Mediating and Moderating Factors that Determine Transfer of Working Memory TrainingR01MH111742 · NIMH · UNIVERSITY OF CALIFORNIA RIVERSIDE · PI Susanne M Jaeggi, Aaron R Seitz · 2016 to 2026
$5.1M
Cognitive Training and Brain Plasticity - Towards an Understanding of Mediators and ModeratorsK02AG054665 · NIA · UNIVERSITY OF CALIFORNIA-IRVINE · PI JAEGGI, SUSANNE M · 2017 to 2021
$806k
NIA NIH HHS K02 AG054665NIMH NIH HHS R01 MH111742
6 · The paper itself

Abstract

The extent to which working memory training improves performance on untrained tasks is highly controversial. Here we address this controversy by testing the hypothesis that far transfer may depend on near transfer using mediation models in three separate randomized controlled trials (RCTs). In all three RCTs, totalling 460 individuals, performance on untrained N-back tasks (near transfer) mediated transfer to Matrix Reasoning (representing far transfer) despite the lack of an intervention effect in RCTs 2 and 3. Untrained N-back performance also mediated transfer to a working memory composite, which showed a significant intervention effect (RCT 3). These findings support a model of N-back training in which transfer to untrained N-back tasks gates further transfer (at least in the case of working memory at the construct level) and Matrix Reasoning. This model can help adjudicate between the many studies and meta-analyses of working memory training that have provided mixed results but have not examined the relationship between near and far transfer on an individual-differences level.

Indexed as

LearningMemory, Short-TermHumansProblem Solving

Identifiers

PMID35726054
PMCPMC12305750

What OpenQuestion holds

Textmetadata
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Read underepoch 390

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.