Interpreting equivalence: methodological heterogeneity in ultrasound-guided central venous cannulation.

Crit Care · 2026 · PMC12955102 · PMID 41776538

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did not reach statistical significanceno p-value reported

[ 4 ] compared with the other two trials (2.0% [ 2 ] and 1.6% [ 3 ], respectively), even though this difference did not reach statistical significance.

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