Fig. 4From: The influences of anesthesia methods on some complications after orthopedic surgery: a Bayesian network meta-analysisNetwork meta-analyses for back pain and headache. a, Network meta-analyses for back pain; b, Network meta-analyses for headacheGA: general anesthesia; LIA: local infiltration analgesia; ISB: interscalene block; EA: epidural anesthesia; SA: spinal anesthesia.Back to article page