Fig. 3From: Comparison of serum markers for muscle damage, surgical blood loss, postoperative recovery, and surgical site pain after extreme lateral interbody fusion with percutaneous pedicle screws or traditional open posterior lumbar interbody fusionPostoperative a VAS score, b numerical rating scale (NRS) score, and c performance score (PS).*P < 0.05, **P < 0.005, ****P < 0.0001, NS = not significant. Data were analyzed using the unpaired T test for (a). Data were analyzed using Mann–Whitney U test for (b) and (c)Back to article page