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. Author manuscript; available in PMC: 2018 Mar 1.

Published in final edited form as: Am J Geriatr Psychiatry. 2016 Oct 13;25(3):297–307. doi: 10.1016/j.jagp.2016.10.007

Table 1. Participant demographics.

	NC			MCI			AD
	Spouse	Other		Spouse	Other		Spouse	Other
N	54	46		109	77		50	63
	Frequency		χ²(1)	Frequency		χ²(1)	Frequency		χ²(1)
% Male	72.2%	28.3%	19.23^*	52.3%	24.7%	14.24^*	64.0%	15.9%	27.65^*
% Non-Hispanic White	85.2%	58.7%	8.84^*	79.8%	58.4%	10.01^*	68.0%	36.5%	11.06^*
	Mean (SD)		t(98)	Mean (SD)		t(184)	Mean (SD)		t(111)
Age	70.0 (9.4)	70.8 (9.2)	-0.43	68.9 (7.9)	71.5 (10.1)	-1.87	70.7 (10.1)	75.8 (10.8)	-2.58^*
Education	17.2 (2.5)	16.5 (3.1)	1.12	16.1 (2.8)	15.2 (3.1)	2.00^*	14.9 (3.7)	9.4 (6.0)	5.89^*
MMSE	28.5 (1.5)	29.1 (0.9)	-2.41^*	27.2 (2.9)	27.2 (2.4)	0.07	20.7 (4.6)	18.6 (4.8)	2.37^*
s-QOL	3.26 (0.51)	3.22 (0.44)	0.41	3.21 (0.38)	3.05 (0.44)	2.66^*	3.12 (0.49)	2.80 (0.54)	3.31^*^a
p-QOL	3.30 (0.57)	3.26 (0.46)	0.35	3.15 (0.45)	3.01 (10.46)	1.95	2.76 (0.58)	2.44 (0.44)	3.29^*

s-QOL: participant's rating of own QOL. p-QOL: informant's rating of participant's QOL.

^*

p<0.05;

^a

df=110 due to missing data from one participant.