Bland and Altman plot of the difference against the mean of Co-oximetry ScvO₂ and the calculated ScvO₂.

The solid line (dark bleu) represents the mean difference (bias) between both techniques. The dashed lines represent the upper and lower limits of agreement, whereas the solid lines (light blue) surrounding the upper and lower limits of agreement represent their 95% confidence intervals. (A) The whole population, (B) Septic shock patients, and (C) Non-septic shock patients.