. Author manuscript; available in PMC: 2019 Oct 1.

Published in final edited form as: J Vasc Surg. 2018 Mar 31;68(4):1126–1134. doi: 10.1016/j.jvs.2017.12.074

Table IV.

Regression coefficient summary for predictors included in a multivariate regression on the health-related quality of life subscale of physical function in 216 symptomatic patients with peripheral artery disease.

Predictors	Estimate (SE)	95% CI	Partial R²	P Value
WIQ speed	0.32 (0.05)	0.21, 0.43	0.142	< 0.001
Stumbling While Walking	−8.88 (1.86)	−12.56, −5.20	0.098	< 0.001
WIQ stairs	0.15 (0.04)	0.07, 0.24	0.055	0.001
ADL2-Bathing	−8.37 (2.43)	−13.19, −3.56	0.054	0.001
6-Minute Walk Distance	0.03 (0.01)	0.01, 0.06	0.038	0.004
Daily Walking Cadence	0.68 (0.34)	0.02, 1.35	0.019	0.043
Intercept	13.57 (4.59)	4.48, 22.65		0.003

ADL = activity of daily living, WIQ = walking impairment questionnaire.

Overall model results: adjusted R² = 0.648, p < 0.001, Akaike Information Criterion = 1715.45