Fig. 3From: Comparison of the effect of dexmedetomidine intrathecal injection and intravenous infusion on subarachnoid blockade during knee arthroscopy procedures: a randomized controlled trialRamsay sedation scores at 1 h after anesthesia, 2 h after anesthesia, and 1 h postoperatively between the three groups. Data are presented in box plots with ranges (top and bottom solid lines), interquartile spacing (boxes), medians (middle solid line), and outliers (solid dots)Back to article page