Comment on

• Tubular diskectomy vs conventional microdiskectomy for sciatica: a randomized controlled trial.

  Arts MP, Brand R, van den Akker ME, Koes BW, Bartels RH, Peul WC; Leiden-The Hague Spine Intervention Prognostic Study Group (SIPS). Arts MP, et al. JAMA. 2009 Jul 8;302(2):149-58. doi: 10.1001/jama.2009.972. JAMA. 2009. PMID: 19584344 Clinical Trial.
• A randomized trial of vertebroplasty for painful osteoporotic vertebral fractures.

  Buchbinder R, Osborne RH, Ebeling PR, Wark JD, Mitchell P, Wriedt C, Graves S, Staples MP, Murphy B. Buchbinder R, et al. N Engl J Med. 2009 Aug 6;361(6):557-68. doi: 10.1056/NEJMoa0900429. N Engl J Med. 2009. PMID: 19657121 Clinical Trial.
• A randomized trial of vertebroplasty for osteoporotic spinal fractures.

  Kallmes DF, Comstock BA, Heagerty PJ, Turner JA, Wilson DJ, Diamond TH, Edwards R, Gray LA, Stout L, Owen S, Hollingworth W, Ghdoke B, Annesley-Williams DJ, Ralston SH, Jarvik JG. Kallmes DF, et al. N Engl J Med. 2009 Aug 6;361(6):569-79. doi: 10.1056/NEJMoa0900563. N Engl J Med. 2009. PMID: 19657122 Free PMC article. Clinical Trial.
• Does treatment (nonoperative and operative) improve the two-year quality of life in patients with adult symptomatic lumbar scoliosis: a prospective multicenter evidence-based medicine study.

  Bridwell KH, Glassman S, Horton W, Shaffrey C, Schwab F, Zebala LP, Lenke LG, Hilton JF, Shainline M, Baldus C, Wootten D. Bridwell KH, et al. Spine (Phila Pa 1976). 2009 Sep 15;34(20):2171-8. doi: 10.1097/BRS.0b013e3181a8fdc8. Spine (Phila Pa 1976). 2009. PMID: 19752703 Clinical Trial.
• Degenerative spondylolisthesis: does fusion method influence outcome? Four-year results of the spine patient outcomes research trial.

  Abdu WA, Lurie JD, Spratt KF, Tosteson AN, Zhao W, Tosteson TD, Herkowitz H, Longely M, Boden SD, Emery S, Weinstein JN. Abdu WA, et al. Spine (Phila Pa 1976). 2009 Oct 1;34(21):2351-60. doi: 10.1097/BRS.0b013e3181b8a829. Spine (Phila Pa 1976). 2009. PMID: 19755935 Free PMC article. Clinical Trial.
• A prospective, cohort study comparing translaminar screw fixation with transforaminal lumbar interbody fusion and pedicle screw fixation for fusion of the degenerative lumbar spine.

  Grob D, Bartanusz V, Jeszenszky D, Kleinstück FS, Lattig F, O'Riordan D, Mannion AF. Grob D, et al. J Bone Joint Surg Br. 2009 Oct;91(10):1347-53. doi: 10.1302/0301-620X.91B10.22195. J Bone Joint Surg Br. 2009. PMID: 19794171