<?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 Serious Games</journal-id><journal-id journal-id-type="publisher-id">games</journal-id><journal-id journal-id-type="index">15</journal-id><journal-title>JMIR Serious Games</journal-title><abbrev-journal-title>JMIR Serious Games</abbrev-journal-title><issn pub-type="epub">2291-9279</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">v13i1e73405</article-id><article-id pub-id-type="doi">10.2196/73405</article-id><article-categories><subj-group subj-group-type="heading"><subject>Corrigenda and Addenda</subject></subj-group></article-categories><title-group><article-title>Correction: Exergame (ExerG)-Based Physical-Cognitive Training for Rehabilitation in Adults With Motor and Balance Impairments: Usability Study</article-title></title-group><contrib-group><contrib contrib-type="author" equal-contrib="yes"><name name-style="western"><surname>Herren</surname><given-names>Silvia</given-names></name><degrees>MSc</degrees><xref ref-type="aff" rid="aff1">1</xref><xref ref-type="fn" rid="equal-contrib1">*</xref></contrib><contrib contrib-type="author" corresp="yes" equal-contrib="yes"><name name-style="western"><surname>Seebacher</surname><given-names>Barbara</given-names></name><degrees>PhD</degrees><xref ref-type="aff" rid="aff2">2</xref><xref ref-type="aff" rid="aff3">3</xref><xref ref-type="aff" rid="aff4">4</xref><xref ref-type="fn" rid="equal-contrib1">*</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Mildner</surname><given-names>Sarah</given-names></name><degrees>MSc</degrees><xref ref-type="aff" rid="aff2">2</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Riederer</surname><given-names>Yanick</given-names></name><degrees>MSc</degrees><xref ref-type="aff" rid="aff5">5</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Pachmann</surname><given-names>Ulrike</given-names></name><degrees>MBA, MSc</degrees><xref ref-type="aff" rid="aff6">6</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>B&#x00F6;ckler</surname><given-names>Nija Sonja</given-names></name><degrees>MA</degrees><xref ref-type="aff" rid="aff7">7</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Niedecken</surname><given-names>Stephan</given-names></name><degrees>Dipl</degrees><xref ref-type="aff" rid="aff5">5</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Alicia Sgandurra</surname><given-names>Sabrina</given-names></name><degrees>MA</degrees><xref ref-type="aff" rid="aff8">8</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Bonati</surname><given-names>Leo</given-names></name><degrees>MD</degrees><xref ref-type="aff" rid="aff1">1</xref><xref ref-type="aff" rid="aff9">9</xref><xref ref-type="aff" rid="aff10">10</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Hotz</surname><given-names>Isabella</given-names></name><degrees>MSc</degrees><xref ref-type="aff" rid="aff2">2</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Sch&#x00E4;ttin</surname><given-names>Alexandra</given-names></name><degrees>PhD</degrees><xref ref-type="aff" rid="aff5">5</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Jurt</surname><given-names>Roman</given-names></name><degrees>BA</degrees><xref ref-type="aff" rid="aff7">7</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Brenneis</surname><given-names>Christian</given-names></name><degrees>MD</degrees><xref ref-type="aff" rid="aff4">4</xref><xref ref-type="aff" rid="aff11">11</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Lenfert</surname><given-names>Katharina</given-names></name><degrees>MA</degrees><xref ref-type="aff" rid="aff2">2</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Behrendt</surname><given-names>Frank</given-names></name><degrees>PhD</degrees><xref ref-type="aff" rid="aff1">1</xref><xref ref-type="aff" rid="aff12">12</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Schmidlin</surname><given-names>Stefan</given-names></name><degrees>MA, MSc</degrees><xref ref-type="aff" rid="aff7">7</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Nacke</surname><given-names>Lennart</given-names></name><degrees>PhD</degrees><xref ref-type="aff" rid="aff13">13</xref></contrib><contrib contrib-type="author" equal-contrib="yes"><name name-style="western"><surname>Schuster-Amft</surname><given-names>Corina</given-names></name><degrees>PhD</degrees><xref ref-type="aff" rid="aff1">1</xref><xref ref-type="aff" rid="aff12">12</xref><xref ref-type="aff" rid="aff14">14</xref><xref ref-type="fn" rid="equal-contrib1">*</xref></contrib><contrib contrib-type="author" equal-contrib="yes"><name name-style="western"><surname>Martin-Niedecken</surname><given-names>Anna Lisa</given-names></name><degrees>PhD</degrees><xref ref-type="aff" rid="aff5">5</xref><xref ref-type="aff" rid="aff7">7</xref><xref ref-type="fn" rid="equal-contrib1">*</xref></contrib></contrib-group><aff id="aff1"><institution>Research Department, Reha Rheinfelden</institution><addr-line>Rheinfelden</addr-line><country>Switzerland</country></aff><aff id="aff2"><institution>Department of Rehabilitation Science, Clinic for Rehabilitation Muenster</institution><addr-line>Gr&#x00F6;ben 700</addr-line><addr-line>Muenster</addr-line><country>Austria</country></aff><aff id="aff3"><institution>Clinical Department of Neurology, Medical University of Innsbruck</institution><addr-line>Innsbruck</addr-line><country>Austria</country></aff><aff id="aff4"><institution>Karl Landsteiner Institute for Interdisciplinary Rehabilitation Research</institution><addr-line>Muenster</addr-line><country>Austria</country></aff><aff id="aff5"><institution>Sphery Ltd</institution><addr-line>Zurich</addr-line><country>Switzerland</country></aff><aff id="aff6"><institution>VASCage &#x2013; Centre on Clinical Stroke Research</institution><addr-line>Innsbruck</addr-line><country>Austria</country></aff><aff id="aff7"><institution>Department of Design, Institute for Design Research, Zurich University of the Arts</institution><addr-line>Zurich</addr-line><country>Switzerland</country></aff><aff id="aff8"><institution>English Language and Literature, Faculty of Arts, University of Waterloo</institution><addr-line>Waterloo</addr-line><addr-line>ON</addr-line><country>Canada</country></aff><aff id="aff9"><institution>Stroke Center and Department of Neurology, University Hospital Basel</institution><addr-line>Basel</addr-line><country>Switzerland</country></aff><aff id="aff10"><institution>Department of Clinical Research, University of Basel</institution><addr-line>Basel</addr-line><country>Switzerland</country></aff><aff id="aff11"><institution>Department of Neurology, Clinic for Rehabilitation Muenster</institution><addr-line>Muenster</addr-line><country>Austria</country></aff><aff id="aff12"><institution>School of Engineering and Computer Science, Bern University of Applied Sciences</institution><addr-line>Burgdorf</addr-line><country>Switzerland</country></aff><aff id="aff13"><institution>HCI Games Group, Stratford School of Interaction Design and Business, University of Waterloo</institution><addr-line>Waterloo</addr-line><addr-line>ON</addr-line><country>Canada</country></aff><aff id="aff14"><institution>Department for Sport, Exercise and Health, University of Basel</institution><addr-line>Basel</addr-line><country>Switzerland</country></aff><author-notes><corresp>Correspondence to Barbara Seebacher, PhD, Department of Rehabilitation Science, Clinic for Rehabilitation Muenster, Gr&#x00F6;ben 700, Muenster, 6232, Austria, 43 533720004 ext 6205; <email>barbara.seebacher@i-med.ac.at</email></corresp><fn fn-type="equal" id="equal-contrib1"><label>*</label><p>these authors contributed equally</p></fn></author-notes><pub-date pub-type="collection"><year>2025</year></pub-date><pub-date pub-type="epub"><day>4</day><month>4</month><year>2025</year></pub-date><volume>13</volume><elocation-id>e73405</elocation-id><history><date date-type="received"><day>04</day><month>03</month><year>2025</year></date><date date-type="accepted"><day>04</day><month>03</month><year>2025</year></date></history><copyright-statement>&#x00A9; Silvia Herren, Barbara Seebacher, Sarah Mildner, Yanick Riederer, Ulrike Pachmann, Nija Sonja B&#x00F6;ckler, Stephan Niedecken, Sabrina Alicia Sgandurra, Leo Bonati, Isabella Hotz, Alexandra Sch&#x00E4;ttin, Roman Jurt, Christian Brenneis, Katharina Lenfert, Frank Behrendt, Stefan Schmidlin, Lennart Nacke, Corina Schuster-Amft, Anna Lisa Martin-Niedecken. Originally published in JMIR Serious Games (<ext-link ext-link-type="uri" xlink:href="https://games.jmir.org">https://games.jmir.org</ext-link>), 4.4.2025. </copyright-statement><copyright-year>2025</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 Serious Games, is properly cited. The complete bibliographic information, a link to the original publication on <ext-link ext-link-type="uri" xlink:href="https://games.jmir.org">https://games.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://games.jmir.org/2025/1/e73405"/><related-article related-article-type="corrected-article" ext-link-type="doi" xlink:href="10.2196/66515" xlink:title="Correction of" xlink:type="simple">https://games.jmir.org/2025/1/e66515</related-article></article-meta></front><body><p>In &#x201C;Exergame (ExerG)-Based Physical-Cognitive Training for Rehabilitation in Adults With Motor and Balance Impairments: Usability Study&#x201D; (JMIR Serious Games 2025;13:e66515) the authors noted one error.</p><p>The files attached to the manuscript as Multimedia Appendices 4 and 5 were mixed. To correct this, the PDF that was originally attached as:</p><disp-quote><p>Multimedia Appendix 4: Further illustration of outcomes in both user groups.</p></disp-quote><p>Has been changed to:</p><disp-quote><p>Multimedia Appendix 4: Case report forms of primary and secondary end users.</p></disp-quote><p>Furthermore, the PDF that was originally attached to the article as:</p><disp-quote><p>Multimedia Appendix 5: Case report forms of primary and secondary end users.</p></disp-quote><p>Has been changed to:</p><disp-quote><p>Multimedia Appendix 5: Further illustration of outcomes in both user groups.</p></disp-quote><p>These files have been attached to this correction notice, with their appropriate captions, as <xref ref-type="supplementary-material" rid="app1">Multimedia Appendix 1</xref> and <xref ref-type="supplementary-material" rid="app2">Multimedia Appendix 2</xref>.</p><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><app-group><supplementary-material id="app1"><label>Multimedia Appendix 1</label><p>Case report forms of primary and secondary end users.</p><media xlink:href="games_v13i1e73405_app1.pdf" xlink:title="PDF File, 2277 KB"/></supplementary-material><supplementary-material id="app2"><label>Multimedia Appendix 2</label><p>Further illustration of outcomes in both user groups.</p><media xlink:href="games_v13i1e73405_app2.pdf" xlink:title="PDF File, 234 KB"/></supplementary-material></app-group></back></article>