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. Author manuscript; available in PMC: 2022 Nov 1.
Published in final edited form as: J Am Geriatr Soc. 2021 Jul 16;69(11):3328–3330. doi: 10.1111/jgs.17360

Figure 1.

Figure 1.

Correlation between time to complete a usual-paced 400m long-distance corridor walk and cardiorespiratory fitness (VO2peak) measured by treadmill cardiopulmonary exercise testing with a modified Balke protocol.