Spine

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• Spine · May 2013

  Porous/dense composite hydroxyapatite for anterior cervical discectomy and fusion.

  A prospective analysis ⋯ 4.

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• Spine · May 2013

  Development of the lumbar lordotic curvature in children from age 2 to 20 years.

  Cross-sectional retrospective study. ⋯ N/A.

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• Spine · May 2013

  Measurement properties of the norwegian version of the neck disability index in chronic neck pain.

  Cross-sectional study. ⋯ The Rasch analysis lends support to the unidimensionality of the 7 items of the NDI, to its usefulness in capturing the disability in patients with neck disorder and it being generally robust to external factors.

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• Spine · May 2013

  A new method for calculating the exact angle required for spinal osteotomy.

  Prospective study. ⋯ 2.

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• Spine · May 2013

  Cross-cultural adaptation, reliability, and validity of the Arabic version of neck disability index in patients with neck pain.

  Translation and psychometric testing. ⋯ The Arabic version of the NDI has a 2-factor 10-item structure and is a reliable, valid, and responsive tool that can be used to assess neck pain in Arabic-speaking patients with neck pain. Therefore, it can be recommended for clinical and research purposes.

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