研究发表在英国医学杂志上，援引500位悉尼居民(平均年龄为78岁)，他们同意接受一系列的医学，生理学和神经生理学的测试。

The study, published in the British medical journal BMJ, tracked 500 Sydney residents (average age: 78) who agreed to undergo a series of medical, physiological and neuropsychological tests.

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其中死亡组急性生理学评分（APS）分值和年龄评分（YS）分值均明显高于存活组（P均<0 .0 1） ；

The scores of the acute physiology score(APS) and year score(YS) in the death group were higher obviously than those of the surviving group(both P< 0 01).

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