. Author manuscript; available in PMC: 2019 Jul 18.

Published in final edited form as: Am J Geriatr Psychiatry. 2018 Jan 3;26(5):580–588. doi: 10.1016/j.jagp.2017.12.009

Table 3:

Model of Risk of Incident Dementia, Vascular Dementia and Alzheimer’s Dementia^* N=1156

Hazard ratios (HR) with 95 % confidence intervals (CI) adjusted for age, gender, years of education, illness index, BMIC^a score and normal velocity

	All Dementia N=85	P-value^b	Vascular Dementia N=26	P-value^b	Alzheimer’s Dementia N=53
WWT Gait Domains	HR (95% CI)		HR (95% CI)		HR (95% CI)
Rhythm	.96 (.73-1.25)	.74	1.40 (.84-2.33)	.20	.80 (.56-1.14)
Variability	1.24 (1.02-1.54)^*	.04^*	1.50 (1.06-2.12)^*	.02^*	.85 (.65-1.12)
Pace	.90 (.72-1.14)	.39	1.02 (.63-1.66)	.94	1.26 (.95-1.69)
Overall model p-value^c	<.001^*		<.001^*		<.001^*

BIMC (Blessed Information-Memory-Concentration)

P value <0.05

Wald test for significance, df=1

Overall test of significance of model coefficients (−2 Log Likelihood chi-square, df=7)