Community Psychiatry and Ageing: A Narrative Review on Addressing Depression, Cognitive Impairment and Social Isolation through Community-Based Policies
Â. Ferreira, J. Marta, C. Batista, J. Miranda, M. M. Figueiredo, C. Ramos, D. DurãesIntroduction
The global population is ageing rapidly, with the proportion of adults over 65 projected to double by 2050. Mental health in older adults is often under-recognised, despite high prevalence of depression (≈7%) and dementia (≈5%) worldwide. Social isolation and loneliness are major determinants of late-life psychiatric morbidity, increasing risk for depression, cognitive decline and premature mortality. Traditional models of mental health care for older adults remain hospital-centred and fragmented, limiting access and continuity.
Objectives
To review the role of community psychiatry and community-based policies in promoting mental health among older adults, focusing on interventions addressing depression, cognitive impairment and social isolation.
Methods
Narrative synthesis of epidemiological studies, community interventions and policy frameworks (2010–2024). Emphasis was placed on programmes integrating psychiatry, primary care, social services and local community resources.
Results
Community-based mental health programmes targeting older adults show positive outcomes. Collaborative care models integrating psychiatry and primary care significantly improve depression treatment response in late life (OR≈1.5). Social prescribing initiatives, where general practitioners link isolated elders to community activities, reduce loneliness and improve quality of life. Age-friendly community policies, promoted by WHO, demonstrate reduced cognitive decline when combined with early detection and memory clinics embedded in primary care. Digital and peer-support interventions also show feasibility, particularly when adapted for accessibility and cultural context. Importantly, success depends on cross-sector collaboration between mental health services, municipalities, NGOs and older adults themselves.
Conclusions
Community psychiatry is essential to meet the mental health needs of ageing societies. By embedding services within primary care, leveraging social prescribing and promoting age-friendly policies, community psychiatry addresses depression, cognitive decline and social isolation in older adults. This “whole society” approach ensures inclusivity, reduces fragmentation and strengthens resilience in ageing populations.
Disclosure of Interest
None Declared