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La proteína C reactiva, la interleucina 6 y el riesgo de desarrollar diabetes mellitus tipo 2
JAMA
|July 24, 2001
Resumen
Los marcadores de inflamación elevados, incluidos la interleucina-6 (IL-6) y la proteína C reactiva (CRP), predicen el desarrollo de diabetes mellitus tipo 2 (DM). Este hallazgo apoya el papel de la inflamación en la aparición de la diabetes en las mujeres.
Área de la Ciencia:
- Endocrinología Endocrinología.
- Inmunología Inmunología.
- Epidemiología La epidemiología.
Sus antecedentes:
- La inflamación es un factor sospechoso en el desarrollo de la diabetes mellitus tipo 2 (DM).
- La evidencia clínica que vincula la inflamación con el inicio de la DM sigue siendo limitada.
Objetivo del estudio:
- Investigar la asociación entre los marcadores inflamatorios elevados, específicamente la interleucina-6 (IL-6) y la proteína C reactiva (CRP), y el desarrollo de DM tipo 2.
- Evaluar estas asociaciones en una cohorte de mujeres sanas de mediana edad.
Principales métodos:
- Se empleó un diseño de estudio prospectivo de casos y controles anidados dentro del Estudio de Salud de la Mujer.
- Se identificaron 188 mujeres que desarrollaron DM tipo 2 durante 4 años como casos y se combinaron con 362 controles de una cohorte de 27,628 mujeres.
- Se midieron los niveles basales de IL-6 y CRP para evaluar su valor predictivo para la incidencia de DM tipo 2.
Principales resultados:
- Se observaron niveles basales significativamente más altos de IL-6 y CRP en mujeres que desarrollaron DM tipo 2 en comparación con los controles.
- El riesgo relativo de desarrollar DM fue sustancialmente mayor para las mujeres en los cuartilos más altos de IL-6 y CRP.
- Estas asociaciones se mantuvieron significativas después de ajustar por múltiples factores de confusión, incluido el IMC y los antecedentes familiares.
Conclusiones:
- Los niveles elevados de proteína C reactiva (CRP) e interleucina-6 (IL-6) son predictores significativos del desarrollo futuro de la diabetes mellitus tipo 2 (DM).
- Los hallazgos proporcionan un fuerte apoyo a un papel de la inflamación en la patogénesis de la DM tipo 2.
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