Diagnostic performance of instantaneous wave-free ratio for the evaluation of coronary stenosis severity confirmed by fractional flow reserve: A PRISMA-compliant meta-analysis of randomized studies.

Medicine (Baltimore) · 2016 · PMC5023900 · PMID 27603377

Europe PMC DOI

hedged sentence

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closest p

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boldest claim

The sentences

might be significantno p-value reported

3.4 Meta-regression analysis The meta-regression analysis, using the predefined potential sources of heterogeneity as covariates in the Moses–Shapiro–Littenberg model, indicated that the iFR cut-off value ( P < 0.05) might be significant predictors.

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