Figure 3.
Hemodynamic changes during anesthesia. T0, baseline; T1, before infusion of dexmedetomidine or saline; T2, after infusion of dexmedetomidine or saline; T3, at extubation. *p<0.05 compared with placebo group (Bonferroni corrected). +p <0.05 compared with baseline in each group (Bonferroni corrected). Error bars show standard deviation.