Table 1.

Intragroups analysis.

	Attention	I/P	Construction	Conceptualization	Memory	Total
AD	0.001	<0.001	0.582	0.017	0.086	<0.001
Controls	0.018	0.060	0.016	<0.001	0.046	<0.001

AD: Alzheimer's disease; I/P: initiation/perseveration; p<0.05