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Related Concept Videos

Primary Healthcare Services01:30

Primary Healthcare Services

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Primary care promotes wellness and prevents disease. This care includes health promotion, education, protection (such as immunizations), early disease screening, and environmental considerations. Settings providing this type of healthcare include physician offices, public health clinics, school nursing, and community health nursing.
In 1978, international leaders convened in Alma-Ata, Kazakhstan, for what would be a pivotal event in global health. The Alma-Ata Declaration was the first to call...
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Levels of Health Promotion and Illness Prevention01:26

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Health promotion allows a person to control the determinants of health, resulting in an improved health status. It enhances the quality of life and reduces premature deaths. Health promotion and illness prevention programs help people make beneficial choices to reduce the risk of disease and disabilities. There are three health promotion and illness prevention levels: primary, secondary, and tertiary prevention.
In primary prevention, actions taken before disease onset prevent the disease from...
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Preventive Healthcare Services01:30

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Preventive healthcare services keep people healthy via frequent check-ups, screening, and counseling. They primarily aid in disease prevention rather than treating an acute or chronic illness. Preventive treatment also keeps individuals productive and energetic, allowing them to work well into their retirement years. Examples of preventive care services include:
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Principles of Disease Surveillance01:26

Principles of Disease Surveillance

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Disease surveillance is the systematic collection, analysis, and interpretation of health data essential to the planning, implementation, and evaluation of public health practice. This process integrates data dissemination to entities responsible for preventing and controlling disease, injury, and disability. Surveillance systems provide crucial information for action, helping public health authorities make informed decisions to manage and prevent outbreaks, ensure public safety, optimize...
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Healthcare Agencies II01:17

Healthcare Agencies II

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There are various healthcare agencies in the United States—some of which are managed by religious institutions and others by different government branches.
Parish nursing is a growing specialty nursing profession that focuses on holistic healthcare, health promotion, and illness prevention. It blends professional nursing practice with a health ministry, focusing on health and healing within the context of a Christian community. Parish nurses serve as health educators, referral sources,...
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Methods Of Healthcare Delivery System01:26

Methods Of Healthcare Delivery System

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At the different levels of the healthcare system, we see varying methods of healthcare used. These methods include managed care systems, case management, and primary healthcare.
Managed Care System:
The managed care system is designed to control the cost while maintaining the quality of care. The patient's care from admission to discharge is planned by the primary care provider or the case manager, also known as the gatekeeper. In a managed care system, the number of care providers is...
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Public Health.

Fernando Jacob Lazzaretti1, Alessandra Santini2, Álvaro De Leonço1

  • 1School of Medicine, Pontifícia Universidade Católica do Rio Grande do Sul (PUCRS), Porto Alegre, Rio Grande do Sul, Brazil.

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Summary
This summary is machine-generated.

Comorbidities like stroke and alcohol use increase dementia risk. Cerebrovascular, neurosensory, and substance abuse burdens accelerate cognitive decline, especially in low-resource settings.

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Area of Science:

  • Neurology
  • Public Health
  • Gerontology

Background:

  • Dementia is often accompanied by comorbidities that can worsen cognitive decline.
  • Low- and middle-income countries (LMICs) bear a significant dementia burden due to limited resources and aging populations.
  • Real-world data from LMICs are crucial for understanding dementia comorbidities.

Purpose of the Study:

  • Identify clinical comorbidities associated with dementia in an LMIC setting.
  • Investigate how clusters of comorbidities impact longitudinal cognitive decline.

Main Methods:

  • Retrospective analysis of 500 adult patients from a Brazilian neurology memory clinic.
  • Classification of participants into subjective cognitive decline (SCD), mild cognitive impairment (MCI), or dementia.
  • Logistic regressions to assess comorbidity-dementia associations and mixed-effects models for MMSE trajectories.

Main Results:

  • Hypertension and low education were highly prevalent.
  • Stroke and alcohol use were significant predictors of dementia.
  • Cerebrovascular, neurosensory, and substance abuse comorbidity clusters were linked to faster cognitive decline.

Conclusions:

  • Multimorbidity is common in LMICs, with cerebrovascular, neurosensory, and substance abuse burdens contributing to dementia risk and progression.
  • Low education exacerbates cognitive decline vulnerability.
  • Primary care interventions are needed to manage comorbidities and reduce dementia burden in resource-limited settings.