Table 3

Journal of the American College of Cardiology

Volume 54, Issue 7, August 2009 DOI: 10.1016/j.jacc.2009.01.080

Multifactorial Determinants of Functional Capacity in Peripheral Arterial Disease
Uncoupling of Calf Muscle Perfusion and Metabolism

Justin D. Anderson, Frederick H. Epstein, Craig H. Meyer, Klaus D. Hagspiel, Hongkun Wang, Stuart S. Berr, Nancy L. Harthun, Arthur Weltman, Joseph M. DiMaria, Amy M. West and Christopher M. Kramer

Table 3

Relationship Between Noninvasive Measures

	Runoff Index	MRA Index	PCr	End-Exercise pH	Tissue Perfusion	Perfusion Index	% Wall Volume	ABI	Exercise ABI
Runoff index	X
MRA index	r = 0.76 p < 0.0001	X
PCr	r = 0.34 p < 0.05	r = 0.39 p < 0.001	X
End-exercise pH	NS	NS	NS	X
Tissue perfusion	NS	NS	NS	NS	X
Perfusion index	NS	r = −0.26 p < 0.05	NS	NS	^⁎	X
% wall volume	r = 0.39 p < 0.001	r = 0.46 p < 0.0001	NS	r = 0.25 p < 0.05	NS	NS	X
ABI	r = −0.32 p < 0.01	r = −0.40 p < 0.001	r = −0.32 p < 0.01	NS	r = 0.33 p < 0.01	r = 0.31 p < 0.01	r = −0.26 p < 0.01	X
Exercise ABI	r = −0.21 p < 0.05	r = −0.25 p < 0.05	r = −0.47 p < 0.001	NS	r = 0.30 p < 0.01	NS	NS	r = 0.74 p < 0.0001	X

ABI = ankle brachial index; other abbreviations as in Table 2.

↵⁎ The perfusion index is derived from the tissue perfusion and thus the correlation is not applicable.

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Multifactorial Determinants of Functional Capacity in Peripheral Arterial Disease
Uncoupling of Calf Muscle Perfusion and Metabolism

Table 3

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