Table 1.

Participant characteristics, by age group.

Characteristic	Younger adults (N = 40)	Older adults (N = 41)
Age (years)	20.8 (5.3)	68.2 (6.8)
Age range	17–41	60–89
Education (years)	13.6 (1.3)	16.3 (2.64)
MMSE	29.63 (0.70)	29.33 (1.10)
Mill-Hill vocabulary	14.62 (3.44)	22.83 (4.91)
Numeracy	7.98 (1.91)	8.07 (1.79)

MMSE, Mini-Mental State Exam (Folstein et al., 1975). See text for additional information. SD are shown in parentheses.