Estimates of the mean difference in orthopaedic randomized trials: obligatory yet obscure.

BMC Med Res Methodol · 2021 · PMC7992936 · PMID 33761900

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did not reach statistical significanceno p-value reported

In rehabilitation trials of low back pain, 48 % of the RCTs referenced the source to calculate the MD estimate and under half of the trials discussed the clinical relevance of treatment effects when results did not reach statistical significance [ 17 ].

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