Fig. 5

Postoperative hemodynamic variables was assessed at 2, 6, 12, 24, 36 and 48 h postoperatively (Values represent means with 95% confidence interval). Although the heart rate (a), systolic pressure and diastolic pressure (b) were compared between the groups postoperatively. asterisk = P < 0.05 by the post hoc analyses after a General Linear Model, dexmedetomidine group vs. control group