Fig. 2From: General anesthesia with S-ketamine improves the early recovery and cognitive function in patients undergoing modified radical mastectomy: a prospective randomized controlled trialComparison of the global QoR-15 scores of S-ketamine and propofol group at PRE, POD1 and POD2 (A); Comparison of the mini-mental state examination (MMSE) between the two groups (B). Data were expressed as median (horizontal bar), interquartile range (box), the maximum and minimum values (upper and lower edges) and the outliers (circles) in Fig. 2A; Data are presented as median (interquartile range) in Fig. 2B. ns, no significance; *P < 0.05, compared with control groupBack to article page