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ACE Report #6508
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Unilateral vs. bilateral screw fixation in degenerative lumbar diseases

Study Type:Meta-analysis/Systematic Review
OE Level Evidence:2
Journal Level of Evidence:N/A

Comparison of unilateral versus bilateral pedicle screw fixation in degenerative lumbar diseases: a meta-analysis

Eur Spine J. 2014 May;23(5):974-84. doi: 10.1007/s00586-014-3221-2.

Contributing Authors: YC Han ZQ Liu SJ Wang LJ Li J Tan

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12 studies (n=865; 9 RCTs, 1 prospective, 2 retrospective) were included in this meta-analysis comparing the clinical outcomes between unilateral pedicle screw fixation to bilateral pedicle screw fixation in the treatment of degenerative lumbar diseases. Pooled results demonstrated bilateral fixation led to a significantly higher rate of successful fusion with, but was also associated with signifi...

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