Fig. 1From: Particulate-steroid betamethasone added to ropivacaine in interscalene brachial plexus block for arthroscopic rotator cuff repair improves postoperative analgesiaDuration of analgesia. The duration of analgesia in group BR (solid line) was significantly longer than that in group R (dotted line). R group: 0.375 % ropivacaine (20 mL), BR group: betamethasone 4 mg (1 mL) + 0.375 % ropivacaine (19 mL)Back to article page