Fig. 3

A funnel plot of pain scores at rest at 6, 12, 24, and 48 h postoperatively. Dex: dexmedetomidine combined with local anesthetics; Con: local anesthetics alone
A funnel plot of pain scores at rest at 6, 12, 24, and 48 h postoperatively. Dex: dexmedetomidine combined with local anesthetics; Con: local anesthetics alone