Table 1.

Population characteristics for the dataset used in this study. Summaries are given as mean (std deviation) [min, max] for continuous variables and count (percent) for categorical variables. Total subjects: 1597.

Characteristic	Summary
Male	870 (51%)
Age	78.5 (5.2) [70, 94]
Education (y)	13.9 (2.9) [6, 20]
APOE e4 carrier	438 (27%)
Cognitively Unimpaired	1353 (85%)