JAMA Neurol:认知储备与痴呆风险

2019-07-15 MedSci MedSci原创

研究认为,积极参见并提高认知储备显著降低痴呆症风险有关,该效果甚至不受脑部神经退行性病变的影响。

近日研究人员考察了认知储备(CR,主要包括教育、职业成就、社会和认知活动)与痴呆风险的关系。

1602名参与者进行这项RushMemoryandAgingProject研究,平均随访6年,最大随访20年,检测痴呆的发病率。随访期间,611人死亡并接受了尸检。在基线时获得关于CR因素(教育、早期生活、中年和晚年生活认知活动以及晚年社会活动)的信息。根据国际标准诊断痴呆症状。对尸检参与者进行阿尔茨海默病和其他脑病理的神经病理学评估。使用Cox回归模型或logistic回归估计寿命CR与痴呆或脑病理的关系。

与CR评分最低的三分之一人群相比,CR评分中间三分位数参与者的痴呆调整危险比(hrs)为0.77,CR评分最高的三分位数参与者的多调整危险比为0.61。在接受尸检的参与者中,CR与大多数大脑病理学无关,并且在对大脑病理学进行额外调整后,CR与痴呆症的关联仍然显著(HR:0.60)。最高的CR评分三分位数与痴呆风险的降低有关,即使是在阿尔茨海默病病理学(HR:0.57)和任何严重梗死(HR:0.34)的参与者中也是如此。

研究认为,积极参见并提高认知储备显著降低痴呆症风险有关,该效果甚至不受脑部神经退行性病变的影响。

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    2020-04-10 yinhl1978
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    2019-07-15 junJUN

    老年人痴呆何药可用??

    0