Which QT Correction Formulae to Use for QT Monitoring? - PubMed (original) (raw)

Bland–Altman graphs of the difference versus average of pair‐wise

QT

correction formulae comparison. The limits of agreement are shown as a dashed red line accompanied by their value. A, Bland–Altman analysis for comparison of

QT

cB and

QT

cFri. B, Bland–Altman analysis for comparison of

QT

cB and

QT

cFra. C, Bland–Altman analysis for comparison of

QT

cB and

QT

cH. D, Bland–Altman analysis for comparison of

QT

cB and

QT

cR. E, Bland–Altman analysis for comparison of

QT

cFri and

QT

cFra. F, Bland–Altman analysis for comparison of

QT

cFri and

QT

cH. G, Bland–Altman analysis for comparison of

QT

cFri and

QT

cR. H, Bland–Altman analysis for comparison of

QT

cFra and

QT

cH. I, Bland–Altman analysis for comparison of

QT

cFra and

QT

cR. J, Bland–Altman analysis for comparison of

QT

cH and

QT

cR.

QT

cB indicates

QT

correction with Bazett formula;

QT

cFra,

QT

correction with Framingham formula;

QT

cFri,

QT

correction with Fridericia formula;

QT

cH,

QT

correction with Hodges formula;

QT

cR,

QT

correction with Rautaharju formula.