For details, refer to the chapter QT Duration and Corrected QT Interval.
QTc Calculator
| Correction | Equation |
|---|---|
| Bazzet | QTc = QT interval / √ (RR interval) |
| Fridericia | QTc = QT interval / (RR interval)1/3 |
| Framingham Heart Study | QTc = QT interval + 154 x (1 – RR interval) |
| Hodges | QTc = QT interval + 1.75 x [(60 / RR interval) − 60] |