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. Author manuscript; available in PMC: 2010 Nov 1.

Published in final edited form as: Neuropsychology. 2009 Nov;23(6):746–758. doi: 10.1037/a0016583

Table 1. Psychometric Means (SD) as a Function of Group.

	Healthy Old	Very Mild DAT
Logical Memory	12.09 (3.63)	7.81 (4.60)^*
Forward Digit Span	6.61 (1.28)	6.36 (1.20)
Backward Digit Span	4.96 (1.30)	4.41 (1.23)^*
WMS Associate Recall	14.68 (4.08)	9.69 (3.95)^*
Word Fluency S-P	32.81 (10.81)	26.03 (10.21)^*
WAIS Information	21.94 (4.17)	18.25 (4.95)^*
WAIS Digit Symbol	48.85 (11.05)	37.17 (11.32)^*
WAIS Similarities	25.81 (3.99)	22.27 (5.48)^*
Trailmaking A	32.99 (13.13)	43.17 (24.89)^*
Trailmaking B	86.78 (38.79)	126.41 (54.82)^*
Boston Naming	56.10 (3.90)	52.39 (7.89)^*
Animal Fluency	20.32 (5.92)	15.05 (5.60)^*
Selective Reminding	30.46 (6.13)	19.52 (9.00)^*
MMSE	29.09 (1.170	26.95 (2.36)^*
Age	71.75 (8.31)	75.25 (7.68)^*
Years of Education	15.41 (2.71)	14.67 (3.04)

^*

p < .05