Fig. 2From: A comparison of effects of scalp nerve block and local anesthetic infiltration on inflammatory response, hemodynamic response, and postoperative pain in patients undergoing craniotomy for cerebral aneurysms: a randomized controlled trialConcentrations of a C-reactive protein (CRP), b interleukin-6 (IL-6), and c interleukin-10 (IL-10) preoperatively (Pre-op) and 6, 12, 24, 48 and 72 h postoperatively in the three groups studied. Group C: control group, Group I: local anesthetic infiltration group, Group S: scalp nerve block group. *P < 0.05, compared to Group C, #P < 0.001, compared to Group IBack to article page