<?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 Public Health Surveill</journal-id><journal-id journal-id-type="publisher-id">publichealth</journal-id><journal-id journal-id-type="index">9</journal-id><journal-title>JMIR Public Health and Surveillance</journal-title><abbrev-journal-title>JMIR Public Health Surveill</abbrev-journal-title><issn pub-type="epub">2369-2960</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">v11i1e78866</article-id><article-id pub-id-type="doi">10.2196/78866</article-id><article-categories><subj-group subj-group-type="heading"><subject>Corrigenda and Addenda</subject></subj-group></article-categories><title-group><article-title>Correction: Assessing the Impact of Frailty on Infection Risk in Older Adults: Prospective Observational Cohort Study</article-title></title-group><contrib-group><contrib contrib-type="author" equal-contrib="yes"><name name-style="western"><surname>Yang</surname><given-names>Ya</given-names></name><degrees>MPH</degrees><xref ref-type="aff" rid="aff1">1</xref><xref ref-type="fn" rid="equal-contrib1">*</xref></contrib><contrib contrib-type="author" equal-contrib="yes"><name name-style="western"><surname>Che</surname><given-names>Kechun</given-names></name><degrees>MPH</degrees><xref ref-type="aff" rid="aff1">1</xref><xref ref-type="fn" rid="equal-contrib1">*</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Deng</surname><given-names>Jiayan</given-names></name><degrees>MPH</degrees><xref ref-type="aff" rid="aff1">1</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Tang</surname><given-names>Xinming</given-names></name><degrees>MPH</degrees><xref ref-type="aff" rid="aff1">1</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Jing</surname><given-names>Wenyuan</given-names></name><degrees>MPH</degrees><xref ref-type="aff" rid="aff1">1</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>He</surname><given-names>Xiuping</given-names></name><degrees>MPH</degrees><xref ref-type="aff" rid="aff1">1</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Yang</surname><given-names>Jiacheng</given-names></name><degrees>MPH</degrees><xref ref-type="aff" rid="aff1">1</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Zhang</surname><given-names>Wenya</given-names></name><degrees>MPH</degrees><xref ref-type="aff" rid="aff1">1</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Yin</surname><given-names>Mingjuan</given-names></name><degrees>MPH</degrees><xref ref-type="aff" rid="aff1">1</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Pan</surname><given-names>Congcong</given-names></name><degrees>MMSc</degrees><xref ref-type="aff" rid="aff1">1</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Huang</surname><given-names>Xiaoling</given-names></name><degrees>MPH</degrees><xref ref-type="aff" rid="aff2">2</xref></contrib><contrib contrib-type="author"><name name-style="western"><surname>Zhang</surname><given-names>Zewu</given-names></name><degrees>MPH</degrees><xref ref-type="aff" rid="aff3">3</xref></contrib><contrib contrib-type="author" corresp="yes"><name name-style="western"><surname>Ni</surname><given-names>Jindong</given-names></name><degrees>PhD</degrees><xref ref-type="aff" rid="aff1">1</xref></contrib></contrib-group><aff id="aff1"><institution>School of Public Health, Shunde Women and Children&#x2019;s Hospital, Precision Key Laboratory of Public Health, Guangdong Medical University</institution><addr-line>No.1 Xincheng Road</addr-line><addr-line>Dongguan</addr-line><country>China</country></aff><aff id="aff2"><institution>Office of Public Health, Songshan Lake Community Health Service Centre</institution><addr-line>DongGuan</addr-line><country>China</country></aff><aff id="aff3"><institution>Institute for Infectious Disease Prevention and Control, DongGuan Centre for Disease Control and Prevention</institution><addr-line>DongGuan</addr-line><country>China</country></aff><author-notes><corresp>Correspondence to Jindong Ni, PhD, School of Public Health, Shunde Women and Children&#x2019;s Hospital, Precision Key Laboratory of Public Health, Guangdong Medical University, No.1 Xincheng Road, Dongguan, 523808, China, 86 15817668208; <email>nijd-gw@gdmu.edu.cn</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>19</day><month>6</month><year>2025</year></pub-date><volume>11</volume><elocation-id>e78866</elocation-id><history><date date-type="received"><day>11</day><month>06</month><year>2025</year></date><date date-type="accepted"><day>11</day><month>06</month><year>2025</year></date></history><copyright-statement>&#x00A9;Ya Yang, Kechun Che, Jiayan Deng, Xinming Tang, Wenyuan Jing, Xiuping He, Jiacheng Yang, Wenya Zhang, Mingjuan Yin, Congcong Pan, Xiaoling Huang, Zewu Zhang, Jindong Ni. Originally published in JMIR Public Health and Surveillance (<ext-link ext-link-type="uri" xlink:href="https://publichealth.jmir.org">https://publichealth.jmir.org</ext-link>), 19.6.2025. </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 Public Health and Surveillance, is properly cited. The complete bibliographic information, a link to the original publication on <ext-link ext-link-type="uri" xlink:href="https://publichealth.jmir.org">https://publichealth.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://publichealth.jmir.org/2025/1/e78866"/><related-article related-article-type="corrected-article" ext-link-type="doi" xlink:href="10.2196/59762" xlink:title="Correction of" xlink:type="simple">https://publichealth.jmir.org/2024/1/e59762/</related-article></article-meta></front><body><p>In &#x201C;Assessing the Impact of Frailty on Infection Risk in Older Adults: Prospective Observational Cohort Study&#x201D; (JMIR Public Health Surveill. 2024;10:e59762) the authors noted one error.</p><p>Affiliations 1 and 2 for authors Ya Yang, Kechun Che, Jiayan Deng, Xinming Tang, Wenyuan Jing, Xiuping He, Jiacheng Yang, Wenya Zhang, Mingjuan Yin, Congcong Pan, and Jindong Ni have been combined, from:</p><disp-quote><p>School of Public Health, Shunde Women and Children&#x2019;s Hospital, Foshan, China</p></disp-quote><p>And:</p><disp-quote><p>Precision Key Laboratory of Public Health, Guangdong Medical University, DongGuan, China</p></disp-quote><p>To read as:</p><disp-quote><p>School of Public Health, Shunde Women and Children&#x2019;s Hospital, Precision Key Laboratory of Public Health, Guangdong Medical University, Dongguan, China</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/></article>