Spine
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A prospective single-arm clinical study. ⋯ The 29% change in intended surgical plans suggested that SPSI was considered by spine surgeons as an adjunct metric in deciding whether to perform decompression only or to add instrumented fusion. This change exceeded the a priori defined 15% considered necessary to show the potential clinical utility of SPSI.
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Observational epidemiological study. ⋯ 4.
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Comparative Study
Robotic Versus Navigation Assisted Posterior Lumbar Fusion: A National Database Study.
Retrospective cohort study. ⋯ Level III.
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Retrospective study. ⋯ We found higher percentages of overall survival with R0 tumor resection and lower histologic grade, whereas development of metastatic disease was closely associated with local recurrence and poor survival. Despite the improvements in treatment paradigms, it is sobering that our findings largely mirror those of previous work considering patients treated between 1984 and 2006.
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Case-control study. ⋯ Level III.