. Author manuscript; available in PMC: 2013 Jul 2.

Published in final edited form as: Dement Geriatr Cogn Disord. 2012 Jul 2;33(5):334–340. doi: 10.1159/000339361

Table 2.

Demographic characterizations of the NACC AD study partners.

Characteristic	Spouse Caregiver	Adult Child Caregiver	Other Caregiver	Overall P value (statistic)	Spouse vs Adult Child P value (statistic)	Spouse vs Other P value (statistic)	Adult Child vs Other P value (statistic)
Age, mean	71.3 (10.0)	51.8 (9.0)	59.2 (15.1)	P<0.0001 (ANOVA)	P<0.0001 (t-test)	P<0.0001 (t-test)	P<0.0001 (t-test)
Female, n (%)	1913 (60%)	1418 (74%)	485 (81%)	P<0.0001 (X²)	P<0.0001 (X²)	P<0.0001 (X²)	P=0.0007 (X²)
White, n (%)	2798 (88%)	1350 (71%)	382 (64%)	P<0.0001 (X²)	P<0.0001 (X²)	P<0.0001 (X²)	P=0.0016 (X²)
Black, n (%)	230 (7%)	384 (20%)	145 (24%)	P<0.0001 (X²)	P<0.0001 (X²)	P<0.0001 (X²)	P=0.0307 (X²)
American Indian/Alaska Native, n (%)	3 (.1%)	19 (1%)	8 (1%)	P<0.0001 (FE)	P<0.0001 (FE)	P<0.0001 (FE)	P=0.4966 (FE²)
Native Hawaiian/Pacific Islander, n (%)	3 (.1%)	3 (.2%)	0 (0%)	P=0.8352 (FE)	-	-	-
Asian, n (%)	55 (2%)	27 (1%)	12 (2%)	P=0.5320 (X²)	-	-	-
Race discrepant from study partner*, n (%)	54 (2%)	16 (1%)	26 (5%)	P<0.0001 (X²)	P=0.0167 (X²)	P<0.0001 (X²)	P<0.0001 (X²)
Hispanic, n (%)	170 (5%)	288 (15%)	81 (14%)	P<0.0001 (X²)	P<0.0001 (X²)	P<0.0001 (X²)	P=0.3804 (X²)
Ethnicity discrepant from study partner, n (%)	74 (2%)	15 (1%)	20 (3%)	P<0.001 (X²)	P<0.0001 (X²)	P=0.1405 (X²)	P<0.0001 (X²)
Education, mean years (SD)	15.0 (3.0)	15.4 (2.7)	14.7 (3.1)	P<0.0001 (KW)	P<0.0001 (WRS)	P<0.1576 (WRS)	P<0.0001 (WRS)