Research Appraisalobservational

The association between smart elderly care and subjective well-being among older adults in China: the mediating roles of health status and social activities

BMC geriatricsHuang, Keyi, Chen, Huashuai, Zhou, Jing et al.12 June 2026DOI

Clinical Snapshot

75CEBM
Evidence: Moderateobservational

PICO Framework

P — PopulationChinese adults aged 65 and above (N = 8,950) from the 2021 Chinese Longitudinal Healthy Longevity Survey
I — InterventionSmart elderly care services (digital technology-integrated care)
C — ComparatorOlder adults not receiving smart elderly care services
O — OutcomesSubjective well-being (primary), with health status and social activities as mediating variables

Bottom Line

This large Chinese study suggests that smart elderly care services incorporating digital technologies are positively associated with subjective well-being among older adults, primarily through improved health status rather than increased social activities. The association was consistent across rural and urban settings and stronger among those with lower digital literacy, challenging assumptions about digital divides. However, the cross-sectional design limits causal inference, and the specific components of 'smart elderly care' remain poorly defined. While the findings support technology integration in aged care, Australian implementation would require careful adaptation to local healthcare contexts, consideration of digital equity issues, and robust evaluation of cost-effectiveness within existing aged care frameworks. The study provides preliminary evidence for policy discussions around digital transformation in aged care but requires replication in Australian settings.

Evidence: Moderate

Key Findings

  • P Value: p < 0.01

  • Effect Size: β = 0.101

  • Primary Outcome: Positive association between smart elderly care and subjective well-being

  • Nnt Or Sensitivity: Health status mediated 38.47% of association; social activities mediated 2.65%

  • Confidence Interval: Not reported in abstract

Clinical Application

Requires significant digital infrastructure investment and staff training; implementation challenges in low digital literacy populations Relevant to Australian aged care reform and digital health initiatives, but requires adaptation to Australian healthcare delivery models and PBS funding structures Community-dwelling older adults aged 65+ who could benefit from technology-integrated care services

Abstract

BACKGROUND: Under the initiative of China's "Internet+" strategy, smart elderly care reflects the government's capacity to bridge the digital divide and provide inclusive care services for older adults. Though studies have identified positive associations between smart elderly care and health outcomes, empirical research examining its impact on older adults' subjective well-being remains limited. METHODS: This study utilizes data from the 2021 Chinese Longitudinal Healthy Longevity Survey (CLHLS, N = 8,950), which includes multifaceted information on individuals aged 65 and above, covering their personal characteristics, health status, family information, and community elderly care services. A logit model is employed to investigate the association between smart elderly care and SWB. The mediating effects are tested using the bootstrap resampling method. To address endogeneity concerns, instrumental variable (IV) approaches including IV-Probit and 2SLS are applied as robustness checks. RESULTS: The results reveal a positive correlation between smart elderly care and older adults' subjective well-being (β = 0.101, p < 0.01). This association is partially mediated by both health status (proportion mediated: 38.47%) and social activities (proportion mediated: 2.65%). Heterogeneity analyses show that this positive association holds consistently across both rural and urban older adults, and is more pronounced among those with lower digital literacy. CONCLUSIONS: This study challenges the prevailing assumption that the "digital divide inevitably isolates the older adults from participating in a digitized society." By integrating digital technologies into older adults care services, we demonstrate that smart elderly care is positively associated with bridging technological barriers and addressing the unmet needs of aging populations. These findings further propose a synergistic mechanism-policy innovation, technological adaptation, and service optimization, to build an inclusive older adults care ecosystem, offering evidence-based insights for policymakers in aging societies to balance equity and efficiency in digital transformation.

References

  1. 1.Huang, K., Chen, H., Zhou, J., & Peng, Q. (2024). The association between smart elderly care and subjective well-being among older adults in China: the mediating roles of health status and social activities. BMC Geriatrics, 24(1), Article 876. https://doi.org/10.1186/s12877-024-04876-x
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