Figure 2: Scatter plot with 95% prediction ellipse showing
linear correlation between 12-lead ECG QT measurement and telemetry QT
measurement. Figure 2A Correlation between computer-measured
QTc (Bazett) and manually-measured QTc (Bazett) on 12-lead ECG;
Figure 2B Correlation between manually-measured QTc on 12-lead
ECG and 7-lead derived ECG; Figure 2C Correlation between
manually-measured QTc on 12-lead ECG and lead II telemetry.