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Manifestaciones Clínicas

Julia Cardoso Costa1,2, João Vitor da Silva Viana1,2, Leonardo Ryuiti Kimoto1,2

  • 1Cog-Aging Research Group, Belo Horizonte, Minas Gerais, Brazil.

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Resumen

La herramienta de cribado del Cuestionario de Información sobre el Deterioro Cognitivo en Ancianos (IQCODE-SV) mostró ítems específicos que se correlacionan con pruebas de memoria episódica. Los ítems 1, 6 y 14 del IQCODE-SV demostraron correlaciones inversas significativas, aunque débiles, con las puntuaciones de la Prueba de Aprendizaje Verbal Auditivo Rey (RAVLT).

Palabras clave:
ancianosdeterioro cognitivodemenciamemoria episódicacribadocuestionariopruebas neuropsicológicasAlzheimeraprendizaje verbal

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Área de la Ciencia:

  • Medicina Geriátrica
  • Neuropsicología
  • Ciencia Cognitiva

Sus antecedentes:

  • El Cuestionario de Información sobre el Deterioro Cognitivo en Ancianos Versión Corta (IQCODE-SV) es una herramienta común de cribado de demencia.
  • La Prueba de Aprendizaje Verbal Auditivo Rey (RAVLT) es el estándar de oro para evaluar la memoria verbal episódica, crucial para el diagnóstico de Demencia por Enfermedad de Alzheimer (DEA).

Objetivo del estudio:

  • Correlacionar ítems específicos del IQCODE-SV con subpuntuaciones del RAVLT, incluyendo A6, A7, Reconocimiento y puntuación total.
  • Identificar posibles versiones más cortas del IQCODE-SV para evaluar el deterioro cognitivo.

Principales métodos:

  • Un estudio transversal que utiliza datos de la cohorte Cog-Aging (2023-2024).
  • Los participantes se sometieron a evaluaciones del IQCODE-SV-BR y RAVLT.
  • Se utilizó la prueba de correlación de Spearman para analizar la relación entre las puntuaciones del IQCODE-SV-BR y las puntuaciones z estandarizadas del RAVLT (p<0,05).

Principales resultados:

  • Ochenta y siete participantes (70,1% mujeres, edad media 78,08 años) fueron incluidos.
  • Los ítems 1, 6 y 14 del IQCODE-SV-BR mostraron correlaciones significativas con todas las puntuaciones del RAVLT.
  • El ítem 14 mostró una correlación inversa moderada con la puntuación A7 del RAVLT; otras correlaciones fueron débiles pero significativas.

Conclusiones:

  • Los ítems 1, 6 y 14 del IQCODE-SV-BR se correlacionan significativa, aunque débilmente, con las puntuaciones del RAVLT, lo que indica su relevancia para la memoria episódica.
  • Estos hallazgos sugieren el potencial de una versión más concisa del IQCODE-SV para identificar deterioro cognitivo leve o DEA.
  • Se recomienda una investigación adicional con cohortes más grandes para validar estos hallazgos.