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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

Levels of Health Promotion and Illness Prevention

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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

Preventive Healthcare Services

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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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Determining Soil-transmitted Helminth Infection Status and Physical Fitness of School-aged Children
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Determining Soil-transmitted Helminth Infection Status and Physical Fitness of School-aged Children

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Salud Pública

Wei Ye1, Kate Jun2, Ying Liu1

  • 1University of Southern California, Los Angeles, CA, USA.

Alzheimer's & dementia : the journal of the Alzheimer's Association
|December 23, 2025
PubMed
Resumen
Este resumen es generado por máquina.

Los datos de Medicare predicen eficazmente el riesgo de demencia y deterioro cognitivo leve (MCI) utilizando afecciones crónicas y raza/etnia. Este enfoque ayuda a identificar a las personas que necesitan evaluación cognitiva sin quejas de memoria.

Palabras clave:
demenciadeterioro cognitivo leveMedicarefactores de riesgodisparidades raciales

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Área de la Ciencia:

  • Gerontología; Salud Pública; Ciencia de Datos

Sus antecedentes:

  • Los factores de riesgo de demencia están establecidos y pueden identificar a las personas que necesitan evaluación cognitiva. Los datos administrativos de Medicare ofrecen una oportunidad única para identificar a las personas en riesgo debido a su uso generalizado. El estudio operacionalizó los 14 factores de riesgo de la Comisión Lancet dentro de los datos de Medicare para evaluar la predicción de demencia y deterioro cognitivo leve (MCI).

Objetivo del estudio:

  • Evaluar la predecibilidad de la demencia y el MCI utilizando factores de riesgo operacionalizados de los datos administrativos de Medicare. Determinar qué factores de riesgo de la Comisión Lancet se pueden utilizar eficazmente en los datos de reclamaciones de Medicare. Evaluar la precisión de la predicción del deterioro cognitivo utilizando datos administrativos e información demográfica.

Principales métodos:

  • Se operacionalizaron 10 afecciones crónicas utilizando códigos de diagnóstico; se utilizó la EPOC como proxy del tabaquismo. Se aproximaron los niveles de educación utilizando información geográfica y se vincularon los datos de Medicare con las respuestas de la encuesta Health and Retirement Study (HRS). Se desarrolló y validó un modelo predictivo para el deterioro cognitivo utilizando datos de 2000-2014, validado con datos de 2016, evaluando el rendimiento a través del Área Bajo la Curva (AUC).

Principales resultados:

  • La edad y el sexo predijeron la demencia con un AUC de 0.7305; la adición de afecciones crónicas mejoró el AUC a 0.7867. La inclusión de la raza/etnia aumentó aún más el AUC de predicción de demencia a 0.8300, independientemente de las comorbilidades. La educación a nivel individual mostró valor predictivo (AUC 0.8627), pero su ausencia en los datos de reclamaciones limita el uso práctico. Las medidas geográficas de educación no contribuyeron significativamente. El AUC de predicción de MCI fue de 0.7193.

Conclusiones:

  • Los datos administrativos de Medicare pueden predecir con precisión el riesgo de demencia y MCI. La raza/etnia es un predictor independiente del riesgo cognitivo, lo que podría reflejar el control de la enfermedad, factores sociales o genéticos. La integración de datos de determinantes sociales de la salud con las reclamaciones de Medicare mejoraría las capacidades de detección del deterioro cognitivo.