Associations between cerebral amyloid and changes in cognitive function and falls risk in subcortical ischemic vascular cognitive impairment

Table 2 Multiple regression model assessing the contribution of amyloid on change in Trail Making Test

Independent variables	R²	Adjusted R²	R² change	Unstandardized B (Standard error)	Standardized β	P- value
Step 1	0.04	−0.07	0.04			0.70
Group				20.16 (25.44)	0.18	0.44
TMT baseline				0.07 (0.52)	0.03	0.90
Step 2	0.47	0.39	0.44^a			<0.01
Group				5.42 (19.70)	0.05	0.79
TMT baseline				0.40 (0.41)	0.18	0.34
PIB BP_ND				−166.43 (43.09)	−0.68	<0.01

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