Table 3.

Multivariable Linear Regression Model of the Relationship Between τ _PCr and FRS After Adjusting for Body Composition and Physical Activity (Model 1) and Multivariable Linear Regression Model of the Relationship Between τ_PCr and FRS (not including age) After Adjusting for Age, Body Composition, and Physical Activity (Model 2)

Variable	Beta Coefficient	SE	p Value
Model 1
FRS	0.66	0.083	<.0001
Lean mass, kg	−0.48	0.12	.0001
Fat mass, kg	0.14	0.11	.22
Physical activity (min/wk)	−0.012	0.002	<.0001
Model 2
FRS − age	0.32	0.15	.029
Age	0.25	0.03	<.0001
Lean mass, kg	−0.18	0.13	.16
Fat mass, kg	0.15	0.11	.16
Physical activity (min/wk)	−0.01	0.002	<.0001

Note: FRS = Framingham Risk Score.