Reinforcement of subarachnoid block by epidural volume effect in lower abdominal surgery: A comparison between fentanyl and tramadol for efficacy and block properties.

Anesth Essays Res · 2012 · PMC4173463 · PMID 25885615

Europe PMC DOI

hedged sentence

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closest p

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boldest claim

The sentences

highly significantno p-value reported

The difference in mean values between groups I and II and between groups I and III was most highly significant with “ P ” values <0.001, while it was insignificant between groups II and III where the “ P ” value was >0.05.

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