Heart rate variability as an indicator of left ventricular systolic dysfunction.

Cardiovasc J Afr · 2009 · PMC3721698 · PMID 19907799

Europe PMC

hedged sentences

0.0300

closest p · 0.6× alpha

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boldest claim

The sentences

showed a trendp = 0.03actually significant

However, in patients with normal LV function the following variables showed a trend towards reduced HRV: serum potassium was related to SDNN ( p = 0.03), diabetes mellitus was related to SDANN ( p = 0.044) and cigarette smoking was marginally related to HRV triangular index ( p = 0.07).

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did not reach statistical significancep > 0.05actually significant

HRV parameters of the patients were reasonably different from those of the controls but these changes did not reach statistical significance ( p > 0.05).

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