Comparisons of Lumbar Muscle Performance Between Minimally-Invasive and Open Lumbar Fusion Surgery at 1-Year Follow-Up.

Global Spine J · 2022 · PMC9210239 · PMID 33334181

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a weak trendno p-value reported

There was a weak trend of CCR improvement in the MIS group, but this was not statistically significant ( p = 0.53) ( Figure 2 ).

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