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Manifestaciones Clínicas

Sydney Y Schaefer1, Michael H Malek-Ahmadi2,3, Angela Kuramoto4

  • 1Arizona State University, Tempe, AZ, USA.

Alzheimer's & dementia : the journal of the Alzheimer's Association
|December 25, 2025
PubMed
Resumen
Este resumen es generado por máquina.

El test de Evaluación Breve de Actividades de la Vida Diaria y Cognición (BEAN) mide la cognición, no la actividad física. El compromiso cognitivo, no la actividad física, mejora la cognición en adultos mayores.

Palabras clave:
adultos mayorescognicióncompromiso cognitivoactividad físicatest BEAN

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Área de la Ciencia:

  • Gerontología
  • Neurociencia Cognitiva
  • Ciencia Conductual

Sus antecedentes:

  • Se sabe que las actividades cognitivas y físicas reducen el riesgo de demencia en adultos mayores.
  • El test de Evaluación Breve de Actividades de la Vida Diaria y Cognición (BEAN) es una evaluación basada en el rendimiento que utiliza la manipulación de objetos.
  • Los mecanismos de mediación (cognitivos vs. físicos) de la relación del test BEAN con la cognición y el funcionamiento diario requieren aclaración.

Objetivo del estudio:

  • Investigar si la asociación del test BEAN con la función cognitiva y las actividades diarias está mediada por el compromiso cognitivo o la actividad física.
  • Determinar si el test BEAN es más reflejo de las capacidades cognitivas o físicas en adultos mayores.

Principales métodos:

  • Participaron 290 adultos de la comunidad de 50 años o más sin deterioro cognitivo.
  • Los participantes completaron el test BEAN, la Evaluación Montreal de la Cognición (MoCA), la Evaluación Rápida de la Actividad Física (RAPA) y el Cuestionario de Actividades Estimulantes Cognitivamente (CSA-Q).
  • Los datos transversales se analizaron utilizando modelos lineales generalizados mixtos y análisis de mediación.

Principales resultados:

  • Las puntuaciones del test BEAN se relacionaron significativamente con las puntuaciones del MoCA (cognición) y las puntuaciones del CSA-Q (actividades cognitivas).
  • El análisis de mediación indicó que el compromiso cognitivo (CSA-Q) medió la relación entre el test BEAN y las puntuaciones del MoCA.
  • No se encontró una relación significativa entre el test BEAN y las puntuaciones RAPA (actividad física), ni RAPA medió la relación BEAN-MoCA.

Conclusiones:

  • El test BEAN sirve como una medida válida de la cognición y el funcionamiento diario, en lugar de una evaluación física o motora.
  • El compromiso cognitivo, en lugar de la actividad física, parece ser el mecanismo clave a través del cual el test BEAN refleja los beneficios cognitivos en adultos mayores.
  • Los hallazgos respaldan la utilidad del test BEAN para comprender cómo el compromiso cognitivo impacta la cognición en las poblaciones de envejecimiento.