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Bland–Altman plot for CI values between V1 and V3 for IGRrest (A), ICGrest (B), IGR10W (C), or ICG10W (D). CI, cardiac index; V1, first study visit; V3, third study visit; IGRrest, inert gas rebreathing measured at rest; ICGrest, impedance cardiography measured at rest; IGR10W, inert gas rebreathing measured at low‐exercise pedalling; ICG10W, impedance cardiography measured at low‐exercise pedalling.
