Archives of gerontology and geriatrics最新文献

{"title":"Evidence for health promotion interventions to improve cognitive and physical functioning outcomes in older adults with MCI: A state-of-the-art review","authors":"Tasmin Alanna Rookes ,&nbsp;Rachael Frost ,&nbsp;Louise Marston ,&nbsp;Megan Armstrong ,&nbsp;Yolanda Barrado-Martin ,&nbsp;Kate Walters","doi":"10.1016/j.archger.2025.106049","DOIUrl":"10.1016/j.archger.2025.106049","url":null,"abstract":"<div><h3>Background</h3><div>Health promotion activities for people with mild cognitive impairment (MCI) may improve their overall health and prevent progression to dementia. We need to understand the best approaches to behaviour change in this population.</div></div><div><h3>Aim</h3><div>To summarise the types of health promotion interventions and current clinical effectiveness evidence for physical and cognitive functioning outcomes in people with MCI.</div></div><div><h3>Design</h3><div>State-of-the art review</div></div><div><h3>Method</h3><div>Medline was searched in April 2025, for systematic reviews synthesising randomised controlled trials testing effectiveness of health promotion interventions in older adults with MCI, published since 2015. Abstracts, titles, and full texts were single screened and, for eligible reviews, the characteristics, intervention type, primary outcome, and evidence for people with MCI, were extracted. Key messages were narratively synthesised across reviews, grouping by type of intervention and outcome measure.</div></div><div><h3>Results</h3><div>From 1776 titles and abstracts, 57 systematic reviews were eligible. Regular moderate intensity multicomponent physical exercise and memory-focussed cognitive training interventions had the strongest evidence base for improving cognitive functioning. However, combining physical exercise and cognitive training was more beneficial for cognitive domains and physical functioning, in comparison to doing them individually. The evidence for nutrition interventions was mixed. One review of psychological interventions showed improvements for wellbeing.</div></div><div><h3>Conclusion</h3><div>There is evidence that health promotion interventions can support people with MCI and dementia to improve or maintain their cognitive function, through multicomponent physical activity combined with cognitive training. More evidence is needed for nutritional recommendations, psychological interventions, and social inclusion interventions.</div></div>","PeriodicalId":8306,"journal":{"name":"Archives of gerontology and geriatrics","volume":"140 ","pages":"Article 106049"},"PeriodicalIF":3.8,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145246088","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The impact of music therapy on agitation in elderly patients with dementia: A systematic review and meta-analysis","authors":"Jing Hu,&nbsp;Ling Xu","doi":"10.1016/j.archger.2025.106048","DOIUrl":"10.1016/j.archger.2025.106048","url":null,"abstract":"<div><div>Agitation impacts 50 - 80 % of elderly dementia patients, imposing burdens on caregivers and healthcare systems. Pharmacological treatments are limited, whereas non-pharmacological music therapy (MT) holds promise. This study sought to evaluate MT's efficacy in alleviating agitation. A thorough search across multiple databases was carried out, incorporating 14 studies (10 RCTs, 4 pre-post trials; <em>n</em> = 847). Meta-analysis demonstrated that MT significantly reduced agitation with a moderate effect size (<em>d</em> = 0.42). Subgroup analyses yielded consistent findings. Heterogeneity was low, and publication bias was negligible. MT effectively mitigated agitation in dementia patients despite heterogeneity in aspects like music duration and genre, underscoring its generalizability, particularly in resource-constrained areas and households lacking professional nursing support. It offers evidence for integrating MT into patient care. The review was registered on PROSPERO (CRD420251033860).</div></div>","PeriodicalId":8306,"journal":{"name":"Archives of gerontology and geriatrics","volume":"140 ","pages":"Article 106048"},"PeriodicalIF":3.8,"publicationDate":"2025-09-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145234452","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The interaction between activities of daily living and psychological resilience on all-cause mortality and cognitive impairment among Chinese older adults: A cohort study based on CLHLS","authors":"Yingtian Wang ,&nbsp;Haining Qi ,&nbsp;Xinru Hu ,&nbsp;Qian Yu ,&nbsp;Manshu Yu ,&nbsp;Fan Yang ,&nbsp;Xirui Qiu ,&nbsp;Fangyi Chen ,&nbsp;Ye Ding ,&nbsp;Meng Jiang ,&nbsp;Xiaoxiao Wang ,&nbsp;Li Liu ,&nbsp;Wei Wang","doi":"10.1016/j.archger.2025.106047","DOIUrl":"10.1016/j.archger.2025.106047","url":null,"abstract":"<div><h3>Objectives</h3><div>To investigate the joint effects and interactions of psychological resilience (PR) and activities of daily living (ADL) on cognitive impairment and all-cause mortality.</div></div><div><h3>Methods</h3><div>Chinese older adults were recruited from the Chinese Longitudinal Healthy Longevity Survey. Cox proportional hazards regression and log-binomial regression were employed to estimate the associations between exposures and all-cause mortality and cognitive impairment (defined as MMSE score &lt;18 or self-reported dementia). Interactions were test on the basis of multivariable regressions.</div></div><div><h3>Results</h3><div>Compared to participants with normal ADL and high PR (Group 1), participants with limited ADL and high PR (Group 3, HR = 2.105; 95 % CI: 1.656, 2.676) and those with limited ADL and low PR (Group 4, HR = 3.076; 95 % CI: 2.436, 3.884) showed significantly increased risks of all-cause mortality. Moreover, the synergistic interactions between ADL and PR for all-cause mortality were evidenced by relative excess risk due to interaction (RERI = 0.824; 95 % CI: 0.363, 1.286), attributable proportion due to interaction (AP = 0.268; 95 % CI: 0.121, 0.415) and synergy index (SI = 1.659; 95 % CI: 1.134, 2.426). Regarding cognitive impairment, compared to Group 1, Group 3 (RR = 1.662; 95 % CI: 1.073, 2.576) and Group 4 (RR = 2.138; 95 % CI: 1.399, 3.8) exhibited increased risks. Additionally, subgroup analysis showed additive interaction for cognitive impairment was significant only in males.</div></div><div><h3>Conclusions</h3><div>Limited ADL and low PR jointly increase the risks of cognitive impairment and all-cause mortality in Chinese older adults, with a synergistic additive interaction observed for all-cause mortality.</div></div>","PeriodicalId":8306,"journal":{"name":"Archives of gerontology and geriatrics","volume":"140 ","pages":"Article 106047"},"PeriodicalIF":3.8,"publicationDate":"2025-09-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145245255","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Association between pro-inflammatory dietary patterns and chronic pain in community-dwelling older adults: A cross-sectional study","authors":"Junji Nishimoto ,&nbsp;Naoki Deguchi ,&nbsp;Sho Hatanaka ,&nbsp;Takashi Shida ,&nbsp;Takahisa Ohta ,&nbsp;Narumi Kojima ,&nbsp;Maki Shirobe ,&nbsp;Keiko Motokawa ,&nbsp;Hirohiko Hirano ,&nbsp;Tsuyoshi Okamura ,&nbsp;Shuichi Awata ,&nbsp;Hiroyuki Sasai","doi":"10.1016/j.archger.2025.106035","DOIUrl":"10.1016/j.archger.2025.106035","url":null,"abstract":"<div><h3>Background</h3><div>Persistent inflammation is a key factor in the development of chronic pain, as diet can modulate inflammation, it may influence the risk of chronic pain risk. Pro-inflammatory dietary patterns—characterized by higher Dietary Inflammatory Index (DII) scores, indicating dietary patterns that promote systemic inflammation—may be particularly relevant. The impact of diet on inflammation and pain may vary by individual factors such as sex, age, and psychological status. This study examined this association with a particular focus on sex differences.</div></div><div><h3>Methods</h3><div>This cross-sectional study used baseline data from the Itabashi Longitudinal Study on Aging, a cohort of community-dwelling older adults in Tokyo. The DII was derived from dietary data collected via a self-administered diet survey. Binary logistic regression analysis was performed with sex and DII quartile interaction terms as exposure variables and chronic pain (pain lasting ≥three months) as outcome, adjusted for age, overweight, educational level, and smoking status.</div></div><div><h3>Results</h3><div>Using men in the lowest DII quartile as the reference group, women had significantly higher odds ratios (OR) for chronic pain across all DII quartiles (first, OR: 1.69, 95% CI: 1.16–2.46; second, OR: 1.84, 95% CI: 1.27–2.67; third, OR: 1.64, 95% CI: 1.12–2.40; and fourth, OR: 2.51, 95% CI: 1.73–3.66).</div></div><div><h3>Conclusions</h3><div>Our findings suggest that the association between a pro-inflammatory diet, as reflected by higher DII scores, and chronic pain may differ by sex and that systemic inflammation may be involved. These findings underscore the need for sex-specific dietary strategies to manage chronic pain.</div></div>","PeriodicalId":8306,"journal":{"name":"Archives of gerontology and geriatrics","volume":"140 ","pages":"Article 106035"},"PeriodicalIF":3.8,"publicationDate":"2025-09-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145214117","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Prevalence and influencing factors of digital smart devices use among older adults: a systematic review and meta-analysis","authors":"Juan Gu ,&nbsp;Yufei Qiu ,&nbsp;Jiali Liu ,&nbsp;Yake Yue ,&nbsp;Mengjie Tong ,&nbsp;Lijuan Zeng ,&nbsp;Yiqing Yu ,&nbsp;Fen Yang","doi":"10.1016/j.archger.2025.106034","DOIUrl":"10.1016/j.archger.2025.106034","url":null,"abstract":"<div><h3>Objective</h3><div>This study aimed to explore the prevalence and influencing factors of digital smart devices (DSDs) use among older adults from a global perspective.</div></div><div><h3>Methods</h3><div>Systematic searches were conducted on four databases including Pubmed, Cochrane Library, Web of Science, and Embase from January 1, 2011 to April 16, 2025. Two researchers performed a thorough literature search, gathered data, and independently evaluated the quality of the articles. Subgroups, sensitivity, and meta-regression analyses were performed to address heterogeneity. Publication bias was evaluated using funnel plots and Egger’s test.</div></div><div><h3>Results</h3><div>After screening 36,405 articles, we included 39 studies encompassing 528,721 participants. The pooled prevalence of DSDs use among older adults was 0.47 (95 % CI: 0.39-0.54; <em>p</em> &lt; 0.001). A higher educational attainment (OR = 2.00; 95 % CI: 1.14-3.51; <em>p</em> &lt; 0.05) and a more positive attitude (OR = 2.37; 95 % CI: 1.16-4.83; <em>p</em> &lt; 0.05) were associated with a significantly increased likelihood of DSDs use among older adults. However, a higher age (OR = 0.85; 95 % CI: 0.73-0.99; <em>p</em> &lt; 0.05) was associated with a significantly reduced use of DSDs among older adults. A total of 13 other factors for DSDs use were identified through qualitative synthesis.</div></div><div><h3>Conclusion</h3><div>The prevalence of DSDs use among older adults is moderate and influenced by multiple factors, including age, education and attitude towards use</div></div>","PeriodicalId":8306,"journal":{"name":"Archives of gerontology and geriatrics","volume":"140 ","pages":"Article 106034"},"PeriodicalIF":3.8,"publicationDate":"2025-09-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145128261","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Intrinsic capacity deficits across the lifespan in a nationally representative community cohort: findings from the Queenstown study","authors":"Li Feng Tan ,&nbsp;Alicia Le How ,&nbsp;Xin Xiang Lee ,&nbsp;Benjamin Y.Q. Tan ,&nbsp;Yee Wei Lim ,&nbsp;Leonard Lee ,&nbsp;Shuna S. Khoo ,&nbsp;Lile Jia ,&nbsp;Reshma A Merchant ,&nbsp;on behalf of the Health District at Queenstown","doi":"10.1016/j.archger.2025.106031","DOIUrl":"10.1016/j.archger.2025.106031","url":null,"abstract":"<div><h3>Background</h3><div>Intrinsic capacity (IC) is central to the World Health Organization’s life course approach to healthy ageing. Population-level data across the lifespan remain limited. This study aimed to assess the prevalence of IC deficits and to identify sociodemographic, clinical, and lifestyle factors associated with these deficits in a nationally representative community cohort in Singapore.</div></div><div><h3>Methods</h3><div>Cross-sectional survey of adults aged ≥21 years in the Queenstown Study. IC was assessed using a modified WHO ICOPE Step 1 screening approach. Sociodemographic and health data were collected.</div></div><div><h3>Results</h3><div>Among 4274 participants, 29.2 % had ≥1 IC deficit; prevalence rose stepwise with age from 10.3 % (20–39 years) to 19.1 % (40–59), 45.0 % (60–79) and 74.5 % (≥80 years). Locomotion (16.8 %) and sensory (11.4 %) deficits were most common. In multivariable analysis, IC deficits were associated with older age (OR 1.05 per year, 95 % CI 1.04–1.06, <em>p</em> &lt; 0.001), female sex (OR 1.19, 95 % CI 1.01–1.40, <em>p</em> = 0.037), underweight (OR 1.61, 95 % CI 1.18–2.20, <em>p</em> = 0.003), and obesity (OR 1.36, 95 % CI 1.07–1.71, <em>p</em> = 0.011), frailty (OR 10.94, 95 % CI 3.57–48.14, <em>p</em> &lt; 0.001), impaired instrumental ADLs (OR 3.93, 95 % CI 2.11–7.84, <em>p</em> &lt; 0.001), low handgrip strength (OR 1.68, 95 % CI 1.43–1.97, <em>p</em> &lt; 0.001), diabetes (OR 1.45, 95 % CI 1.12–1.87, <em>p</em> = 0.004), and social isolation (OR 1.23, 95 % CI 1.04–1.45, <em>p</em> = 0.014). Higher quality of life was protective (OR 0.84, 95 % CI 0.80–0.89, <em>p</em> &lt; 0.001).</div></div><div><h3>Conclusion</h3><div>IC deficits were prevalent even in midlife and linked to modifiable factors. These findings support the need for early, multidomain interventions to preserve function and promote healthy ageing across adulthood.</div></div>","PeriodicalId":8306,"journal":{"name":"Archives of gerontology and geriatrics","volume":"140 ","pages":"Article 106031"},"PeriodicalIF":3.8,"publicationDate":"2025-09-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145218803","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Time-stratified modeling of cognitive impairment risk in rural aging populations: Nomogram development (2011) and external validation (2013) using CHARLS","authors":"Fei Wang ,&nbsp;Xiang Shang ,&nbsp;Weiran Li ,&nbsp;Meixia Wang ,&nbsp;Fei Li","doi":"10.1016/j.archger.2025.106033","DOIUrl":"10.1016/j.archger.2025.106033","url":null,"abstract":"<div><h3>Background</h3><div>With China's aging population, cognitive impairment has become a pressing public health issue. Rural older adults face disproportionately higher risks, yet remain underrepresented in predictive modeling studies. This study aimed to develop and externally validate a nomogram to estimate cognitive impairment risk among rural older adults in China.</div></div><div><h3>Methods</h3><div>Data were obtained from 2228 rural participants aged ≥60 years in the 2011 China Health and Retirement Longitudinal Study (CHARLS), randomly assigned to training and internal validation cohorts. An additional 1854 rural participants from the 2013 CHARLS wave served as an external validation set. Feature selection was conducted using the least absolute shrinkage and selection operator (LASSO), followed by multivariable logistic regression to identify independent predictors. A nomogram was constructed, with model performance evaluated through ROC curves, calibration plots, and decision curve analysis (DCA).</div></div><div><h3>Results</h3><div>Six predictors—age, education, alcohol consumption, systolic blood pressure, handgrip strength, and depressive symptoms—were included in the final nomogram. The model achieved AUCs of 0.849 (training), 0.852 (internal validation), and 0.806 (external validation), indicating strong discriminative ability. Calibration showed good agreement between predicted and observed outcomes. DCA demonstrated favorable clinical utility across all cohorts.</div></div><div><h3>Conclusion</h3><div>The nomogram exhibited strong predictive performance and generalizability, offering a cost-effective and practical tool for early identification of cognitive impairment in underserved rural populations in China.</div></div>","PeriodicalId":8306,"journal":{"name":"Archives of gerontology and geriatrics","volume":"140 ","pages":"Article 106033"},"PeriodicalIF":3.8,"publicationDate":"2025-09-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145128262","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Barriers and enablers to primary care in Australian residential aged care homes: A scoping review","authors":"Jolyn Johal ,&nbsp;Heather Block ,&nbsp;Alison Dymmott ,&nbsp;Elsa Dent ,&nbsp;Helen Exley ,&nbsp;Stacey George","doi":"10.1016/j.archger.2025.106032","DOIUrl":"10.1016/j.archger.2025.106032","url":null,"abstract":"<div><h3>Objectives</h3><div>To identify barriers and enablers to primary care in Australian residential aged care homes (RACHs).</div></div><div><h3>Study design</h3><div>Scoping review of articles published from 2019 to June 2024 in which barriers and enablers to primary care in Australian RACHs have been quantitatively measured, qualitatively collected or reported following implementation.</div></div><div><h3>Data sources</h3><div>Medline, CINAHL, AgeLine, Cochrane, Scopus, JBI, and Google Scholar.</div></div><div><h3>Data synthesis</h3><div>Of 1705 records screened, 28 studies were included, which were predominantly qualitative or mixed methods. They included general practitioner, nurse practitioner, pharmacy, allied health, oral health and dental services. Ninety barriers and 72 enablers were identified, and inductively classified into seven categories: System Level: 1. Funding and Resources; Organisational Level: 2. Employment and Service Models, 3. Management and Culture and, 4. Collaboration, Coordination and Communication; and Individual Level: 5. Workload, Job Satisfaction and Security, 6. Attributes, Skills and Preparedness for Role and, 7. Recipient Needs, Attitudes and Preferences. Barriers and enablers related to ‘Funding and Resources’ and ‘Employment and Service Models’ appeared key, interacting with multiple categories. On-site models were reported to foster greater collaboration and care.</div></div><div><h3>Conclusions</h3><div>This review revealed the systems-, organisational- and individual-level factors that influence primary care in Australian RACHs. These can be considered when designing future initiatives to increase primary care access in RACHs. With the Australian Government recently introducing funding to employ on-site pharmacists, this is an opportunity for systematic evaluation of on-site models to inform future policies, which can be considered for extension to other professions.</div></div><div><h3>Registration</h3><div>Open Science Framework, <span><span>https://osf.io/nyqrm/</span><svg><path></path></svg></span></div></div>","PeriodicalId":8306,"journal":{"name":"Archives of gerontology and geriatrics","volume":"140 ","pages":"Article 106032"},"PeriodicalIF":3.8,"publicationDate":"2025-09-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145254097","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Transforming healthy aging strategies through precision health approaches","authors":"Liang-Kung Chen","doi":"10.1016/j.archger.2025.106030","DOIUrl":"10.1016/j.archger.2025.106030","url":null,"abstract":"","PeriodicalId":8306,"journal":{"name":"Archives of gerontology and geriatrics","volume":"139 ","pages":"Article 106030"},"PeriodicalIF":3.8,"publicationDate":"2025-09-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145115386","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Evaluating sleep patterns and intrinsic capacity with machine learning: Results from the Gan-Dau healthy longevity plan","authors":"Kuan-Yu Peng ,&nbsp;Wei-Ju Lee ,&nbsp;Heng-Hsin Tung ,&nbsp;Shih-Tsung Huang ,&nbsp;Su-Yu Chang ,&nbsp;Hsiu-Ling Chung ,&nbsp;Hsiao-Chien Yeh ,&nbsp;Wen-Huey Tsai ,&nbsp;Shin-Shang Chou ,&nbsp;Fei-Yuan Hsiao","doi":"10.1016/j.archger.2025.106028","DOIUrl":"10.1016/j.archger.2025.106028","url":null,"abstract":"<div><h3>Background</h3><div>This study aims to examine the association between sleep and intrinsic capacity (IC), employing a machine-learning approach, to promote healthy aging and disability prevention in the community.</div></div><div><h3>Methods</h3><div>A cohort of 810 community-dwelling individuals aged 50 years were enrolled. Sleep patterns were assessed using the Pittsburgh Sleep Quality Index (PSQI) and its subdomains. Unsupervised machine learning through K-means clustering was applied to classify sleep patterns into four distinct categories, enabling further analysis. IC was evaluated by assessing cognitive, locomotion, vitality, psychological, and sensory functions and was subsequently rescaled using the percent of the maximum possible method.</div></div><div><h3>Results</h3><div>Low IC was linked to higher PSQI (OR 1.10, 95% CI 1.05-1.15, p&lt;0.001), as well as subdomains indicating poor sleep quality, lower habitual sleep efficiency, and increased sleep disturbances. Poor sleep quality (PSQI &gt;5) was associated with low IC and lower scores in the psychological wellbeing, and vitality subdomains. Results of K-means clustering analysis showed: Category 1 (worst sleepers) (OR 2.54, 95% CI 1.55-4.16, p&lt;0.001), Category 2 (short and inefficient sleepers<strong>,</strong> OR 1.69, 95% CI 1.18-2.43, p=0.004), and Category 3 (inefficient sleepers, OR 1.50, 95% CI 1.02-2.20, p=0.037) exhibited a higher risk for low IC compared to robust sleepers.</div></div><div><h3>Conclusions</h3><div>The study highlights the crucial role of sleep quality in maintaining intrinsic capacity and promoting healthy aging. Impairments in psychological wellbeing and vitality were identified as the primary contributors. This emphasizes the importance of promoting healthy sleep habits for overall well-being.</div></div>","PeriodicalId":8306,"journal":{"name":"Archives of gerontology and geriatrics","volume":"139 ","pages":"Article 106028"},"PeriodicalIF":3.8,"publicationDate":"2025-09-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145118268","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}