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Salud Pública

Desarae A Dempsey1,2, Puja Agarwal3, Shane Fernandez1,2,4,5

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|December 23, 2025
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Resumen
Este resumen es generado por máquina.

Un breve cuestionario de la dieta MIND muestra una correlación y consistencia moderadas con un cuestionario detallado de frecuencia de alimentos, ofreciendo una forma más rápida de estimar la adherencia. Aunque sobreestima las puntuaciones,

Palabras clave:
dieta MINDsalud públicacuestionarios de frecuencia de alimentosevaluación dietéticasalud cognitivaenvejecimientoinvestigación de la enfermedad de Alzheimerneurocienciaciencia nutricionalgerontología

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Área de la Ciencia:

  • Neurociencia
  • Ciencia Nutricional
  • Gerontología

Sus antecedentes:

  • La dieta MIND, un híbrido de las dietas mediterránea y DASH, se asocia con la salud cognitiva y la reducción del riesgo de Alzheimer.
  • La evaluación de la adherencia a la dieta MIND generalmente implica largos cuestionarios de frecuencia de alimentos (CFF).
  • Este estudio valida un breve cuestionario de la dieta MIND frente a un CFF completo.

Objetivo del estudio:

  • Determinar la validez concurrente de un cuestionario de la dieta MIND de 15 ítems en comparación con un CFF computarizado detallado.
  • Evaluar la fiabilidad y el acuerdo entre los dos métodos de evaluación dietética.
  • Evaluar la utilidad del cuestionario para distinguir entre grupos cognitivos.

Principales métodos:

  • 94 participantes del Centro de Investigación de la Enfermedad de Alzheimer de Indiana completaron tanto el cuestionario de la dieta MIND como el CFF Vioscreen.
  • Se calcularon las puntuaciones de la dieta MIND (0-15) utilizando criterios idénticos para ambos instrumentos.
  • Se evaluó el acuerdo utilizando la correlación de Pearson, los coeficientes de correlación intraclase (ICC) y la clasificación cruzada basada en tercios.

Principales resultados:

  • El cuestionario de la dieta MIND arrojó puntuaciones más altas (media 10,05) que el CFF (media 7,49), lo que indica una posible sobreestimación.
  • Se encontró una correlación moderada (r=0,63) y consistencia (ICC=0,64) entre el cuestionario y el CFF.
  • Se observaron diferencias significativas en las puntuaciones de la dieta MIND entre los grupos cognitivamente normales y con deterioro cognitivo leve, y la puntuación del cuestionario se mantuvo marginalmente significativa después de los ajustes.

Conclusiones:

  • El cuestionario de la dieta MIND demuestra una validez y consistencia moderadas para la estimación rápida de la adherencia a la dieta MIND.
  • Los participantes tienden a sobreestimar su adherencia cuando utilizan el cuestionario en comparación con los CFF.
  • El cuestionario es una herramienta potencialmente valiosa para la investigación y los entornos clínicos que requieren evaluaciones dietéticas rápidas.