A Brief Report on the Factor Structure of the Cognitive Measures in the HRS/AHEAD Studies

Table 1

Sample demographics at initial testing.

	Age in years	Years of education	Female (%)
M	66.63	13.12	47
SD	9.25	2.88	0.50
Minimum	52.00	0.00	0 = male
Maximum	93.00	17.00	1 = female