Attention and memory performance
disorientation, memory impairment, cognitive deficits
The Consortium to Establish a Registry for Alzheimer’s Disease–Neuropsychological Test Battery (CERAD–NAB) provides a profile on cognitive function by assessing cognitive deficits such as memory impairment, disorientation, language and dyspraxia [The Wechsler’s Digit Span Test–consisting of the repetition of digits forward (Digit Span Forward [DSF]) and backwards (Digit Span Backward [DSB])–measures immediate verbal recall, attentional capacity and working memory [