Table 3.

Cohort Differences on Demographic and Cognitive Variables

	80–84
	Original	Offspring	p-value
	N= 216	N= 36
Age	82.7±1.3	81.6±1.4	<0.001
Male, N (%)	80 (37.4%)	16 (44.4%)	ns
Education, N (%)	<HS: 40(18.5%) HS: 107(49.5%) SC: 38(17.6%) CD: 31(14.4%)	<HS: 2(5.6%) HS: 16(44.4%) SC: 11(30.6%) CD: 7(19.4%)	0.031
WRAT*	48[43,51]	48.5[45,51]	ns+
LMI	9.1±3.8	8.9±4.3	ns+
LMD	7.8±4.0	8.2±4.1	ns+
TMB-TMA*	1.6[1.1,3.0]	1.5[0.8,2.2]	ns+
SIM	13.3±4.8	14.7±4.1	ns+
COWAT	32.5±13.4	38.4±11.6	ns+
HVOT*	20.5[16.5,23]	23.5[18.5,25]	0.014+
BNT*	25[21,27]	26[22,28]	ns+

HS: high school; SC: some college; CD: college degree; LMI: WMS-R Logical Memory Immediate Recall; LMD: WMS-R Logical Memory Delayed Recall; TMB-TMA: Trail Making Test B-Trail Making Test A; SIM: WAIS-R Similarities Subtest; COWAT: Controlled Word Association Test; HVOT: Hooper Visual Organizational Test; BNT: Boston Naming Test.

All values are mean±SD unless otherwise noted

^*values are Median [Q1, Q3]

⁺age-adjusted p-value