Fig. 2From: Unilateral laminectomy for bilateral decompression improves low back pain while standing equally on both sides in patients with lumbar canal stenosis: analysis using a detailed visual analogue scalePatient characteristics in 50 cases. a Sex. b Approached side, Lt: left side approach. Rt: right side approach. c Decompression level (L1–2 to L5-. d Levels decompressedBack to article page