Edwin Yu

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OBJECTIVES To examine the effects of cognitive stimulation (mahjong) and physical exercise (tai chi [TC]) on cognitive performance in persons with dementia. DESIGN Cluster-randomized open-label controlled design. SETTING Nursing homes. PARTICIPANTS One hundred ten residents, most of whom were cholinesterase-inhibitor naive. Inclusion criteria were(More)
OBJECTIVE To explore the effect of an activity treatment-mahjong-on the cognitive functioning of persons with mild-to-moderate dementia. METHOD Participants were 62 older persons (M(age) = 83.94, SD = 7.58) who met DSM-IV diagnosis of any dementia condition, had an initial Mini-Mental State Examination (MMSE) score < or = 24, and were able to play, yet(More)
OBJECTIVES To examine a) whether the Geriatric Depression Scale (GDS) can predict clinician-rated suicide ideation and depression, using the 15-, 5-, and 4-item versions, b) whether an additional suicide-ideation item would improve the performance, and c) whether the results vary by age groups. METHODS First-time psychiatric outpatients responded to the(More)
OBJECTIVES : To examine whether leisure activities can alleviate depressive symptoms among nursing home residents with very mild to mild dementia. METHODS : A cluster-randomized open-label controlled design. Thirty-six residents with at least moderate depressive symptoms were randomized by home into three conditions-mahjong (a.k.a. mah-jongg), tai chi,(More)
The Mini-Mental State Examination of Folstein et al was translated into and culturally adapted to Chinese and Finnish and used in dementia surveys involving probability samples of 2187 Shanghai elderly, aged 65 to 74 years, and 525 Finns of the same age group. The mean scores of these two groups were statistically different owing to the lower scores of(More)
BACKGROUND To examine the effects of complex cognitive (mahjong) and physical (Tai Chi) activities on dementia severity in nursing home residents with dementia. METHODS Cluster-randomized open-label controlled design. 110 residents were randomized by nursing home into three conditions: mahjong, Tai Chi, and simple handicrafts (control). Activities were(More)
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