Table 2.

Bivariate linear regression models of associations between patient characteristics and balance performance (N=364)

Category	Parameter	Estimate (SE)	R2	P-value
Demographics	Age	−0.114 (0.01)	0.14	<0.001
	Sex	−0.465 (0.24)	0.01	0.049
	Overweight	−0.012 (0.23)	0.00	0.959
	Obese	−0.027 (0.23)	0.00	0.909
	Attended College	0.369 (0.22)	0.01	0.098
Attributes	Comorbidity	−0.156 (0.06)	0.02	0.005
	BPI (Severity)	−0.094 (0.06)	0.01	0.123
	PHQ-9	−0.025 (0.51)	0.00	0.962
	ABC	0.046 (0.01)	0.13	<0.001
	Trails B – Trails A	−0.007 (0.00)	0.03	0.005
	Reaction Time	−0.007 (0.00)	0.03	<0.001
	Kyphosis	−0.072 (0.04)	0.01	0.044
	Rapid Leg Coordination	−0.980 (0.04)	0.03	0.003
	Trunk Extension Endurance	0.015 (0.00)	0.18	<0.001
	Sensory Loss	−1.10 (0.24)	0.06	<0.001
	Knee Flexion ROM	0.025 (0.01)	0.02	0.004
	Knee Extension ROM	0.013 (0.02)	0.00	0.478
	Loss of Ankle ROM	−1.105 (0.24)	0.05	<0.001
	Leg Strength	0.218 (0.04)	0.07	<0.001
	Leg Strength Asymmetry	−0.420 (0.38)	0.00	0.264
	Leg Velocity at Peak Power	1.926 (0.42)	0.05	<0.001
	Visual Impairment	−1.489 (0.51)	0.02	0.003

BPI = Brief Pain Inventory (Severity); PHQ-9 = Patient Health Questionnaire; ABC = Activities-Specific Balance Confidence Scale; ROM = Range of Motion