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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).
Bland and Altman graphic method with limits of agreement and 95% confidence interval (95%CI) between the measured and estimated six-minute walk test (6MWT) using the equation developed in the present study (Phase 1). (a) absolute values; (b) percentage values.