Reoperation Rate After Surgery for Lumbar Spinal Stenosis Without
51 The Spine Journal - (2013) - 52 53 Clinical Study 54 1 55 2 Reoperation rate after surgery for lumbar spinal stenosis without 56 3 57 4 spondylolisthesis: a nation-wide cohort study 58 5 a,b,c a,b,c,* d 59 6 Q15 Chi Heon Kim, MD, PhD , Chun Kee Chung, MD, PhD , Choon Seon Park, PhD , d e,f f 60 7 Boram Choi, PhD , Seokyung Hahn, MPH , Min Jung Kim,MS, 61 8 d,g f,h Q1 Kun Sei Lee, MD, MPH, PhD , Byung Joo Park, MD, MPH, PhD 62 9 a Department of Neurosurgery, Seoul National University Hospital, Seoul National University College of Medicine, 28 Yeongeon-dong, Jongno-gu, 63 10 Q2 Seoul 110-744, South Korea 64 11 bNeuroscience Research Institute, Seoul National University Medical Research Center, Seoul, South Korea c 65 12 Clinical Research Institute, Seoul National University Hospital, Seoul, South Korea d 66 13 Health Insurance Review and Assessment Service eDepartment of Medicine, Seoul National University College of Medicine, Seoul, South Korea 67 14 f Medical Research Collaborating Center, Seoul National University Hospital, Seoul National University College of Medicine, Seoul, South Korea 68 15 g Department of Preventive Medicine, KonKuk University Medical School, Seoul, Korea 69 16 hDepartment of Preventive Medicine, Seoul National University College of Medicine, Seoul, South Korea 70 17 Received 28 December 2012; revised 10 April 2013; accepted 24 June 2013 71 18 72 19 73 20 Abstract BACKGROUND CONTEXT: Lumbar spinal stenosis is one of the most common degenerative 74 21 spine diseases. Surgical options are largely divided into decompression only and decompression 75 22 with arthrodesis.
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