Fig. 2From: The effect of preoperative dexamethasone on pain 1 year after lumbar disc surgery: a follow-up studyPostoperative back- and leg pain (VAS). Leg pain 12 months postoperatively was significantly less in the placebo group compared to the dexamethasone group: 17 (95% CI 10–26) vs 26 (95% CI 19–33) mm, respectively, with a mean difference of 9 mm (95% CI −1 to 0), P = 0.033. There were no other significant differences between groupsBack to article page