Spine
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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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Prospective study. ⋯ 2.
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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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Retrospective cohort analysis of Medicare claims for 2006-2009. ⋯ 4.
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Retrospective review. ⋯ Overall radiographical findings and patient outcome measures of ASF for Lenke 1 MT AIS were satisfactory at an average follow-up of 15 years. ASF provides significant sagittal correction of the main thoracic curve with long-term maintenance of sagittal profiles. Percent-predicted values of forced vital capacity and forced expiratory volume in 1 second were decreased in this cohort; however, no patient had complaints related to pulmonary function.