Fig. 3From: A randomized trial to evaluate a modified tracheal catheter with upper and lower balloons for anesthetic administration: effect on the cardiovascular, stress response, and comfort in patients undergoing laparoscopic cholecystectomyComparison of systolic blood pressure (a), diastolic blood pressure (b), heart rate (c), angiotensin II (d), and glycemic index (e) at T1–T4 time points between the three groupsBack to article page