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. 2011 Sep 22;141(4):1031–1039. doi: 10.1378/chest.11-1147

Figure 3.

Figure 3.

Predicted V˙o 2 peak values. Values are means ± SD in L/min. Horizontal lines represent significant difference between groups within equation. Vertical lines represent significant difference between equations. V˙o 2 peak 5 peak oxygen uptake.