The correlations of glycated hemoglobin and carbohydrate metabolism parameters with heart rate variability in apparently healthy sedentary young male subjects.

Redox Biol · 2015 · PMC4484544 · PMID 26092779

Europe PMC DOI

hedged sentence

—

closest p

—

boldest claim

The sentences

quite significantno p-value reported

For example, there are quite significant variations of HRV depending on the time of day, physical activity, condition of physical exhaustion and recovery.

also in 5,695 other papers

Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.