【摘要】：正癡呆是導(dǎo)致老年人失能的一個(gè)主要原因~([1])。隨著人口老齡化,癡呆人口逐漸增多,有研究指出全球大部分地區(qū)60歲以上人口癡呆患病率為5%—7%~([2])。2013年的數(shù)據(jù)表明,我國老年癡呆人口超過900萬,居世界之首~([3])。癡呆老年人不僅存在記憶障礙,還存在不同程度的精神行為癥狀(behavioral and psychological symptoms of dementia,BPSD),這
[Abstract]:Dementia is one of the main causes of disability in the elderly. With the aging of the population, the population of dementia has gradually increased. Some studies have pointed out that the prevalence of dementia in most areas of the world is 5% 鈮，

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