Figure 2From: The effects of spinal anaesthesia for elective caesarean section on uterine and umbilical arterial pulsatility indexes in normotensive and chronic hypertensive pregnant women: a prospective, longitudinal study Boxplots of the observed (black) and predicted (red) UtA-PI and U-PI values before (1) and after (2) the bupivacaine anaesthetic blockade in the normotensive (left) and hypertensive (right) groups. The predicted values were determined using the fitted models. PI, pulsatility index; UtA, uterine artery; U, umbilical artery.Back to article page