{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,7]],"date-time":"2026-09-07T13:15:16Z","timestamp":1788786916741,"version":"build-2803163510"},"reference-count":47,"publisher":"Wiley","issue":"7","license":[{"start":{"date-parts":[[2026,7,14]],"date-time":"2026-07-14T00:00:00Z","timestamp":1783987200000},"content-version":"vor","delay-in-days":13,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2026,7,1]],"date-time":"2026-07-01T00:00:00Z","timestamp":1782864000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Geriatrics Gerontology Int"],"published-print":{"date-parts":[[2026,7]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Aim<\/jats:title>\n                    <jats:p>Despite multimorbidity being common among older adults living alone, its specific patterns and healthcare implications remain underexplored. This study aimed to identify distinct multimorbidity patterns among older Koreans living alone and to examine their associations with healthcare utilization and unmet healthcare needs.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>Data were obtained from the 2023 National Survey of Older Adults, comprising 3423 community\u2010dwelling Koreans aged \u2265\u200965\u2009years living alone. Latent class analysis was employed to identify multimorbidity patterns based on 11 chronic condition groups. Multivariable regression was used to estimate associations between these patterns and three binary outcomes: outpatient service use, hospitalization, and unmet healthcare needs.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Four distinct patterns emerged: \u201c\n                      <jats:italic>Low Comorbidity<\/jats:italic>\n                      \u201d (23.2%), \u201c\n                      <jats:italic>Hypertension Dominant<\/jats:italic>\n                      \u201d (58.3%), \u201c\n                      <jats:italic>Neurobehavioral Challenges<\/jats:italic>\n                      \u201d (6.7%), and \u201c\n                      <jats:italic>Mobility Challenges<\/jats:italic>\n                      \u201d (11.8%). Compared to the\n                      <jats:italic>Low Comorbidity<\/jats:italic>\n                      pattern, all other patterns were associated with significantly higher odds of outpatient service use, with the highest odds observed in the\n                      <jats:italic>Mobility Challenges<\/jats:italic>\n                      pattern (OR\u2009=\u20095.59). Notably, unmet healthcare needs were significantly higher in the\n                      <jats:italic>Neurobehavioral Challenges<\/jats:italic>\n                      (OR\u2009=\u20093.30) and\n                      <jats:italic>Mobility Challenges<\/jats:italic>\n                      (OR\u2009=\u20092.41) patterns. No significant associations were found for hospitalization.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>\n                      Multimorbidity among older adults living alone is heterogeneous, with distinct patterns predicting varied healthcare outcomes. Specifically, individuals in the\n                      <jats:italic>Neurobehavioral Challenges<\/jats:italic>\n                      and\n                      <jats:italic>Mobility Challenges<\/jats:italic>\n                      patterns reported a co\u2010occurrence of higher unmet needs alongside frequent clinical visits. These findings support a policy shift from traditional single\u2010disease management toward person\u2010centered, multimorbidity\u2010informed integrated care to promote sustainable aging in place for this population.\n                    <\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/ggi.70663","type":"journal-article","created":{"date-parts":[[2026,7,15]],"date-time":"2026-07-15T06:49:57Z","timestamp":1784098197000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":1,"title":["Associating Multimorbidity Patterns With Healthcare Utilization and Unmet Healthcare Needs Among Older Koreans Living Alone"],"prefix":"10.1111","volume":"26","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-2042-2855","authenticated-orcid":false,"given":"Hyunok","family":"Yun","sequence":"first","affiliation":[{"name":"Department of Public Health Sciences, College of Medicine Hanyang University  Seoul Republic of Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0004-5372-5248","authenticated-orcid":false,"given":"Bugyeong","family":"Son","sequence":"additional","affiliation":[{"name":"Department of Public Health Sciences, College of Medicine Hanyang University  Seoul Republic of Korea"},{"name":"Cell Therapy Centre, Department of Neurology Hanyang University Medical Centre  Seoul Republic of Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5730-6241","authenticated-orcid":false,"given":"Pildoo","family":"Sung","sequence":"additional","affiliation":[{"name":"Department of Sociology, College of Social Sciences Hanyang University  Seoul Republic of Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2026,7,14]]},"reference":[{"key":"e_1_2_11_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ebiom.2024.104973"},{"key":"e_1_2_11_3_1","doi-asserted-by":"publisher","DOI":"10.1016\/S2468-2667(19)30222-1"},{"key":"e_1_2_11_4_1","doi-asserted-by":"publisher","DOI":"10.1007\/s44197-024-00256-y"},{"key":"e_1_2_11_5_1","doi-asserted-by":"publisher","DOI":"10.1186\/1471-2296-15-61"},{"key":"e_1_2_11_6_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jamda.2015.03.013"},{"key":"e_1_2_11_7_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0895-4356(97)00306-5"},{"key":"e_1_2_11_8_1","doi-asserted-by":"publisher","DOI":"10.1080\/13548506.2025.2569102"},{"key":"e_1_2_11_9_1","doi-asserted-by":"publisher","DOI":"10.4054\/DemRes.2012.27.7"},{"key":"e_1_2_11_10_1","doi-asserted-by":"publisher","DOI":"10.1186\/s12877-025-05902-z"},{"key":"e_1_2_11_11_1","doi-asserted-by":"publisher","DOI":"10.1093\/abm\/kaaa044"},{"key":"e_1_2_11_12_1","doi-asserted-by":"publisher","DOI":"10.1136\/bmjopen-2022-068769"},{"key":"e_1_2_11_13_1","volume-title":"South Korea Becomes Super\u2010Aged Society Faster Than Expected","author":"Nam I.\u2010S.","year":"2024"},{"key":"e_1_2_11_14_1","unstructured":"Korean Statistical Information Service (KOSIS) \u201cKorean National Survey on Older Persons \u201d(2023) accessed June 03 2025 https:\/\/kosis.kr\/statHtml\/statHtml.do?sso=ok&returnurl=https%3A%2F%2Fkosis.kr%3A443%2FstatHtml%2FstatHtml.do%3Fconn_path%3DI2%26tblId%3DDT_117071_001%26orgId%3D117%26."},{"key":"e_1_2_11_15_1","volume-title":"Preparatory Study for the 2023 Korean National Survey on Older Persons","author":"Korea Institute for Health and Social Affairs","year":"2023"},{"key":"e_1_2_11_16_1","unstructured":"Korea Information Center of Disease (KOICD) \u201cKorean Standard Classification of Diseases \u201daccessed July 9 2026 https:\/\/www.koicd.kr\/sch\/searchTotal.do."},{"key":"e_1_2_11_17_1","first-page":"107","article-title":"The Development of Korean Activities of Daily Living (K\u2010ADL) and Korean Instrumental Activities of Daily Living (K\u2010IADL) Scale","volume":"6","author":"Won C. 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