Table 1.

Demographic, cognitive, and behavioral variables for the total sample

Variable	Mean (SD)	Range
n	200
Age (years)	74.8 (6.7)	65 – 96
Education (years)	15.8 (2.6)	8 – 20
Sex (% female)	77.5%
Race (% Caucasian)	99.5%
WRAT Reading	108.2 (7.4)	81 – 126
RBANS Total Scale	109.2 (12.8)	81 – 146
RBANS Immediate Memory Index	108.1 (14.3)	57 – 152
RBANS Visuospatial/Constructional Index	105.6 (14.2)	64 – 131
RBANS Language Index	104.5 (11.1)	75 – 137
RBANS Attention Index	105.6 (14.6)	72 – 138
RBANS Delayed Memory Index	108.6 (10.3)	75 – 137
HVLT-R Total Recall	56.1 (8.6)	26 – 74
HVLT-R Delayed Recall	53.7 (8.2)	27 – 67
BVMT-R Total Recall	48.5 (10.9)	20 – 75
BVMT-R Delayed Recall	51.9 (9.7)	23 – 75
Trial Making Test, Part A	51.9 (9.6)	20 – 77
Trial Making Test, Part B	50.8 (9.7)	21 – 73
Symbol Digit Modalities Test	52.8 (8.0)	27 – 73

Note: WRAT Reading = Wide Range Achievement Test – Third and Fourth Edition Reading Subtest, RBANS = Repeatable Battery for the Assessment of Neuropsychological Status, HVLT-R = Hopkins Verbal Learning Test – Revised, BVMT-R = Brief Visuospatial Memory Test – Revised. WRAT score and RBANS scores listed as a Standard Score, and HVLT-R, BVMT-R, Trail Making Tests, and Digit Symbol Modality Test scores are listed as T Scores. All values are Mean (Standard Deviation) unless listed otherwise.