A systematic review of the impact of center volume in dialysis.

BMC Res Notes · 2015 · PMC4688925 · PMID 26695620

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did not reach statistical significanceno p-value reported

The other studies did not reach statistical significance.

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failed to reach statistical significanceno p-value reported

The second study included only patients older than 64 years and resulted in a very similar effect yielding a RR = 0.84 (p = 0.07) but failed to reach statistical significance [ 29 ].

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