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Bland and Altman statistics (plot of differences between pairs vs their means) of the short- (filled diamonds) and medium-term (open rectangles) reproducibility of the 13C-methacetin breath test. Tmax: Time to reach the maximum momentary 13C elimination (panel A); Dmax: Maximum momentary 13C elimination (panel B); AUC0-60: 60-min cumulative 13C elimination in expiratory air (panel C). On each panel the respective borders of the 95% confidence intervals are plotted.
