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. Author manuscript; available in PMC: 2015 May 1.
Published in final edited form as: Med Sci Sports Exerc. 2014 May;46(5):1046–1052. doi: 10.1249/MSS.0000000000000183

Figure 5. Bland-Altman plots comparing reference CPX data and Earbud (DUT) benchmark data collective simultaneously.

Figure 5

a) distance traveled; b) VO2max (ml/kg/min); EE (kilocalories). Nine subjects were studied in this CPX validation group study. The mean is shown by the green line, and the 1.96 SD (95% limits of agreement) boundaries are shown by the red lines.