Objective: To test the cognitivereservehypothesis by examining the effect of education on memory decline during the preclinical course of dementia.
目的：通过检查痴呆潜伏期中教育对记忆下降的作用以证实认知储备假说。
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Conclusions: As predicted by the cognitivereservehypothesis, higher education delays the onset of accelerated cognitive decline; once it begins it is more rapid in persons with more education.
结论：正如认知储备假说预测的，更高的教育推迟了认知下降加速的发生；一旦发生，则速度更快。
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The cognitive-reservehypothesis proposes that individuals with increased brain volume and enhanced cognitive ability are better able to buffer the effects of neuropathology.