Journal of the American Medical Directors Association
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To investigate if understated cognitive impairment existed in individuals with physical frail or earlier prefrail state but without cognitive complaints and the susceptible cognitive domains to the physical frailty. ⋯ Even without subjective cognitive complaints, higher risk of cognitive impairment is presented in the prefrail and frail individuals. The incremental impact of frailty on cognition and the susceptibility of nonmemory domain may provide a new view in evaluating the pathogenesis of the relationship between frailty and cognitive impairment.