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El consumo de frutas y verduras en relación con el riesgo de accidente cerebrovascular isquémico
K J Joshipura1, A Ascherio, J E Manson
1Department of Epidemiology, Harvard School of Public Health, Boston, Mass, USA. hpkaj@gauss.med.harvard.edu
JAMA
|October 12, 1999
Resumen
Una mayor ingesta de frutas y verduras está relacionada con un menor riesgo de accidente cerebrovascular isquémico. Específicamente, consumir más verduras crucíferas, verduras de hoja verde y frutas cítricas ofrece beneficios protectores contra el accidente cerebrovascular.
Área de la Ciencia:
- La epidemiología nutricional.
- Investigación de Enfermedades Cardiovasculares Investigación de Enfermedades Cardiovasculares
- Salud Pública Nutrición Salud Pública
Sus antecedentes:
- Existe una investigación limitada sobre el vínculo entre el consumo de frutas y verduras y las enfermedades cardiovasculares.
- Comprender los impactos de la dieta en el riesgo de accidente cerebrovascular es crucial para las iniciativas de salud pública.
Objetivo del estudio:
- Investigar la asociación entre la ingesta dietética de frutas y verduras y la incidencia de accidente cerebrovascular isquémico.
- Identificar tipos específicos de frutas y verduras que pueden conferir protección contra el ictus.
Principales métodos:
- Estudio de cohorte prospectivo que involucró a más de 114.000 participantes del Estudio de Salud de las Enfermeras y el Estudio de Seguimiento de los Profesionales de la Salud.
- Análisis de la incidencia de ictus isquémico basado en quintiles de ingesta de frutas y verduras durante 8-14 años de seguimiento.
- Control estadístico de los factores de riesgo cardiovasculares establecidos.
Principales resultados:
- Los individuos con la mayor ingesta de frutas y verduras mostraron un riesgo significativamente reducido de accidente cerebrovascular isquémico en comparación con aquellos con la ingesta más baja.
- Cada porción diaria adicional de frutas o verduras se asoció con una reducción del 6% en el riesgo de accidente cerebrovascular isquémico.
- Las verduras crucíferas, las verduras de hoja verde y los cítricos / jugos demostraron los efectos protectores más significativos.
Conclusiones:
- El consumo dietético de frutas y verduras, particularmente tipos específicos como las crucíferas y las verduras de hoja verde, se asocia con un riesgo reducido de accidente cerebrovascular isquémico.
- Estos hallazgos apoyan las recomendaciones para aumentar la ingesta de frutas y verduras para mitigar el riesgo de accidente cerebrovascular.
- La investigación adicional puede explorar los mecanismos específicos que subyacen a estos efectos protectores de la dieta.
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