<?xml version="1.0" encoding="UTF-8"?><!DOCTYPE article PUBLIC "-//NLM//DTD Journal Publishing DTD v2.0 20040830//EN" "journalpublishing.dtd"><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" dtd-version="2.0" xml:lang="en" article-type="correction"><front><journal-meta><journal-id journal-id-type="nlm-ta">JMIR Ment Health</journal-id><journal-id journal-id-type="publisher-id">mental</journal-id><journal-id journal-id-type="index">16</journal-id><journal-title>JMIR Mental Health</journal-title><abbrev-journal-title>JMIR Ment Health</abbrev-journal-title><issn pub-type="epub">2368-7959</issn><publisher><publisher-name>JMIR Publications</publisher-name><publisher-loc>Toronto, Canada</publisher-loc></publisher></journal-meta><article-meta><article-id pub-id-type="publisher-id">v13i1e105585</article-id><article-id pub-id-type="doi">10.2196/105585</article-id><article-categories><subj-group subj-group-type="heading"><subject>Corrigenda and Addenda</subject></subj-group></article-categories><title-group><article-title>Correction: The Effectiveness and Mechanisms of Action of App-Based Interventions for Improving Mental Health and Workplace Well-Being: Randomized Controlled Trial</article-title></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name name-style="western"><surname>MacLellan</surname><given-names>Alexander</given-names></name><degrees>PhD</degrees><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name name-style="western"><surname>Fairchild</surname><given-names>Graeme</given-names></name><degrees>PhD</degrees><xref ref-type="aff" rid="aff1"/></contrib><contrib contrib-type="author"><name name-style="western"><surname>Button</surname><given-names>Katherine S</given-names></name><degrees>PhD</degrees><xref ref-type="aff" rid="aff1"/></contrib></contrib-group><aff id="aff1"><institution>Department of Psychology, University of Bath</institution><addr-line>Claverton Down</addr-line><addr-line>Bath</addr-line><addr-line>England</addr-line><country>United Kingdom</country></aff><author-notes><corresp>Correspondence to Alexander MacLellan, PhD, Department of Psychology, University of Bath, Claverton Down, Bath, England, BA2 7AY, United Kingdom, 44 01225 388388; <email>alex.maclellan@aist.go.jp</email></corresp></author-notes><pub-date pub-type="collection"><year>2026</year></pub-date><pub-date pub-type="epub"><day>31</day><month>7</month><year>2026</year></pub-date><volume>13</volume><elocation-id>e105585</elocation-id><history><date date-type="received"><day>25</day><month>06</month><year>2026</year></date><date date-type="accepted"><day>28</day><month>06</month><year>2026</year></date></history><copyright-statement>&#x00A9; Alexander MacLellan, Graeme Fairchild, Katherine S Button. Originally published in JMIR Mental Health (<ext-link ext-link-type="uri" xlink:href="https://mental.jmir.org">https://mental.jmir.org</ext-link>), 31.7.2026. </copyright-statement><copyright-year>2026</copyright-year><license license-type="open-access" xlink:href="https://creativecommons.org/licenses/by/4.0/"><p>This is an open-access article distributed under the terms of the Creative Commons Attribution License (<ext-link ext-link-type="uri" xlink:href="https://creativecommons.org/licenses/by/4.0/">https://creativecommons.org/licenses/by/4.0/</ext-link>), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work, first published in JMIR Mental Health, is properly cited. The complete bibliographic information, a link to the original publication on <ext-link ext-link-type="uri" xlink:href="https://mental.jmir.org/">https://mental.jmir.org/</ext-link>, as well as this copyright and license information must be included.</p></license><self-uri xlink:type="simple" xlink:href="https://mental.jmir.org/2026/1/e105585"/><related-article related-article-type="corrected-article" ext-link-type="doi" xlink:href="10.2196/91564" xlink:title="Correction of" xlink:type="simple">https://mental.jmir.org/2026/1/e91564</related-article></article-meta></front><body><p>In &#x201C;The Effectiveness and Mechanisms of Action of App-Based Interventions for Improving Mental Health and Workplace Well-Being: Randomized Controlled Trial&#x201D; [<xref ref-type="bibr" rid="ref1">1</xref>], the authors noted one error.</p><p>Reference 36 linking to the study dataset was incorrectly published as:</p><disp-quote><p>Dataset for &#x201C;Investigating the effectiveness of digital cognitive training at improving mental health and social engagement in an &#x2018;at risk&#x2019; population&#x201D;. University of Bath Research Data Archive. 2025. URL: <ext-link ext-link-type="uri" xlink:href="https://researchdata.bath.ac.uk/1491/">https://researchdata.bath.ac.uk/1491/</ext-link> [Accessed 2026-04-10]</p></disp-quote><p>The reference has been corrected to:</p><disp-quote><p>Maclellan A, Fairchild G, Button K. Dataset for &#x201C;The Effectiveness and Mechanisms of Action of App-based Interventions for Improving Mental Health and Workplace Well-Being: Randomized Controlled Trial.&#x201D; University of Bath Research Data Archive; 2026. URL: <ext-link ext-link-type="uri" xlink:href="https://doi.org/10.15125/BATH-01661">https://doi.org/10.15125/BATH-01661</ext-link> [Accessed 2026-07-20]</p></disp-quote><p>The correction will appear in the online version of the paper on the JMIR Publications website, together with the publication of this correction notice. Because this was made after submission to PubMed, PubMed Central, and other full-text repositories, the corrected article has also been resubmitted to those repositories.</p></body><back><ref-list><title>References</title><ref id="ref1"><label>1</label><nlm-citation citation-type="journal"><person-group person-group-type="author"><name name-style="western"><surname>MacLellan</surname><given-names>A</given-names> </name><name name-style="western"><surname>Fairchild</surname><given-names>G</given-names> </name><name name-style="western"><surname>Button</surname><given-names>KS</given-names> </name></person-group><article-title>The effectiveness and mechanisms of action of app-based interventions for improving mental health and workplace well-being: randomized controlled trial</article-title><source>JMIR Ment Health</source><year>2026</year><month>04</month><day>27</day><volume>13</volume><fpage>e91564</fpage><pub-id pub-id-type="doi">10.2196/91564</pub-id><pub-id pub-id-type="medline">42044354</pub-id></nlm-citation></ref></ref-list></back></article>