Fig. 5From: Analgesic effect of the ultrasound-guided thoracolumbar paravertebral block in patients undergoing robot-assisted laparoscopic nephrectomy: a randomized controlled trialComparison of HR and MAP between the two groups at different points of time. ***p<0.001. T0, before anesthesia induction; T1, surgery began; T2, artificial pneumoperitoneum started; T3, surgery finished; T4, leaving the operating roomBack to article page