Fig. 3From: Negative drift of sedation depth in critically ill patients receiving constant minimum alveolar concentration of isoflurane, sevoflurane, or desflurane: a randomized controlled trialGraphical representation of the pairwise (per patient) t-test in the first 2 h (left blue whisker) and last two sedation hours (right red whisker); each patient is representing by a grey line connecting two dots (patient’s median N_Index)Back to article page