Table 1.

Demographic and neuropsychological data

	Younger	Older	Group Comparisons [t (p)]
Demographics
N	24	25
Mean Age	27.6 ± 5.1	70.4 ± 5.9
Education	16.3 ± 2.3	17.4 ± 1.7
Neuropsychological
Tests
MMSE	29.6 ± 0.7	29.5 ± 0.7	−0.34 (0.736)
RAVLT Total	62.0 ± 6.4	55.3 ± 7.9	−3.26 (0.002)
RAVLT Immediate	13.8 ± 1.4	12.3 ± 2.4	−2.76 (0.008)
RAVLT Delay	13.9 ± 1.2	12.1 ± 2.6	−3.12(0.003)
GDS	2.0 ± 1.9	0.5 ± 1.0	−3.45 (0.001)
BDI	3.7 ± 3.9	2.4 ± 2.4	−1.34 (0.185)
Trails A	17.7 ± 5.1	25.0 ± 8.0	3.81 (0.001)
Trails B	48.8 ± 13.0	66.9 ± 22.1	3.49 (0.001)
Stroop Raw	112.8 ± 12.8	98.1 ± 18.1	− 3.29 (0.002)
Digit Span Total	20.4 ± 4.4	18.4 ± 3.7	−1.73(0.091)
PASE	180.9 ± 57.2	138.8 ± 48.4	−2.78 (0.008)

Note. Neuropsychological test scores (mean ± standard deviation) are presented separately for younger and older adults. Significant between-group differences (Bonferroni corrected for 11 comparisons, p < 0.005 are indicated in bolded text. Key: MMSE, Mini-Mental State Examination; RAVLT, Ray Auditory Verbal Learning Task; GDS, Geriatric Depression Scale; BDI, Beck Depression Inventory; PASE, physical activity scale for the elderly.