Closed-suction drainage and cerebrospinal fluid leakage following microvascular decompression : a retrospective comparison study.

J Korean Neurosurg Soc · 2013 · PMC3809436 · PMID 24175025

Europe PMC DOI

hedged sentence

0.0750

closest p · 1.5× alpha

0.0750

boldest claim

The sentences

did not reach statistical significancep =0.075so close (0.05 < p ≤ 0.1)

Six (13.6%) of the 44 patients for whom dural substitutes were used experienced CSF leakage, as did 5 (4.4%) of the 113 patients who did not receive dural substitutes; however, this effect did not reach statistical significance ( p =0.075; Fisher's exact test).

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