The Application of Root Mean Square Electrocardiography (RMS ECG) for the Detection of Acquired and Congenital Long QT Syndrome
Figure 4
Relationships between mean RTPK, QTRMS and QTII intervals and mean cycle length.
The 10 minute epoch mean QTRMS, RTPK, and QTII intervals for 68 subjects are plotted versus corresponding mean CL for placebo (filled square) and moxifloxacin (open circles) treatments.