Figure 3From: Sciatic lateral popliteal block with clonidine alone or clonidine plus 0.2% ropivacaine: effect on the intra-and postoperative analgesia for lower extremity surgery in children: a randomized prospective controlled study CAS pain between groups. The mean pain CAS score (mm) at rest in the Control, Clonidine, and Clonidine plus 0.2% Ropivacaine groups at 0, 2, 4, 6, 8, 10, 18, 24 h time points after surgery.Back to article page