Table 2.

Adjusted analysis of association between APOE e4 allele status (at least one e4 vs. no e4 alleles) and each clinical characteristic at first ADC visit using complete cases

Clinical characteristic	<5 years since PD diagnosis				5+ years since PD diagnosis
	n	OR	95% CI	p-value	n	OR	95% CI	p-value
Dementia	102	5.15	(1.52,17.40)	.008	130	3.54	(1.27,9.92)	.02
Depression	100	1.30	(0.62,2.74)	.48	130	1.02	(0.51,2.03)	.96
Hallucinations	100	5.29	(1.47,19.00)	.01	130	1.69	(0.54,5.32)	.37
Anxiety	100	1.37	(0.72,2.61)	.34	130	2.16	(0.82,5.66)	.12
Nighttime behaviors	102	1.67	(0.67,4.17)	.28	130	1.53	(0.77,3.04)	.22
	n	β	95% CI	p-value	n	β	95% CI	p-value
CDR Sum of Boxes score	102	1.81	(0.94,2.67)	<.0001	130	1.99	(0.12,3.86)	.04
Logical memory delayed	93	-1.89	(-3.62,-0.16)	.03	123	-1.69	(-2.87,-0.51)	.005
Levy A score	99	2.74	(-0.91, 6.39)	.14	128	2.24	(-1.88,6.36)	.29
Levy B score	99	0.72	(-0.57, 2.01)	.27	123	0.86	(-0.46,2.18)	.20

Adjusted for years since PD diagnosis, age at PD diagnosis, sex, and education