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. Author manuscript; available in PMC: 2010 Oct 17.
Published in final edited form as: Atherosclerosis. 2009 Feb 12;206(1):173–178. doi: 10.1016/j.atherosclerosis.2009.02.003

Table 3.

Variables associated with walking distance: multivariable analyses based on accelerated failure time models.

Variable Model 1 Model 2 Model 3



β ± SE P β ± SE P β ± SE P
Age, years −0.015 ± 0.015 0.33 −0.013 ± 0.016 0.43 −0.011 ± 0.016 0.48
Female sex −0.075 ± 0.231 0.74 0.071 ± 0.251 0.78 0.072 ± 0.249 0.77
Body mass index, kg/m2 −0.051 ± 0.023 0.023 −0.041 ± 0.023 0.07 −0.044 ± 0.024 0.063
Resting heart rate, bpm −0.008 ± 0.010 0.43 −0.008 ± 0.009 0.4 −0.007 ± 0.009 0.45
MAP, mmHg 0.006 ± 0.009 0.47 −0.015 ± 0.011 0.17 0.015 ± 0.011 0.17
Smoking history −0.504 ± 0.325 0.12 −0.497 ± 0.323 0.12 −0.487 ± 0.321 0.13
Diabetes 0.302 ± 0.259 0.28 0.008 ± 0.015 0.24 0.320 ± 0.264 0.23
Log baPWV, m/s −3.801 ± 1.597 0.017 −3.440 ± 1.618 0.034 −3.550 ± 1.632 0.03
Brachial PP, mmHg −0.019 ± 0.012 0.13 −0.019 ± 0.012 0.13
Ankle-brachial index 0.227 ± 0.580 0.7
R2 0.17 0.18 0.18