Defining the impaction frequency and threshold force required for femoral impaction grafting in revision hip arthroplasty. A human cadaveric mechanical study.

Acta Orthop · 2011 · PMC3237033 · PMID 21689068

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did not reach statistical significanceno p-value reported

There was a correlation between the Gruen zone of maximum recorded strain and the Gruen zone of fracture (correlation coefficient = 0.79), but this did not reach statistical significance (r2 = 0.62).

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