A pragmatic randomised controlled trial comparing the efficacy of a femoral nerve block and periarticular infiltration for early pain relief following total knee arthroplasty.

Bone Joint J · 2017 · PMC5633832 · PMID 28663395

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borderline significantno p-value reported

25 Two other early functional secondary outcomes had borderline significant differences between the groups (the ability to transfer independently on day 1 and the flexion of the knee on day 2) and both were in favour of periarticular infiltration.

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