Place the beginning point of a cardiac ruler over an R wave Look at the number on which the next R wave falls and that becomes the heart rate for that patient Use the following numbers to indicate what the heart rate is between two successive R waves 300, 150, 100, 75, 60, 50, 43, 37, 33, 30 Method # 2 The Six Second Tracing Method Use the sequence Count from the first QRS complex, the first thick line is 300, the next thick line 150 etc Stop the sequence at the next QRS complex When the second QRS complex is between two lines, take the mean of the two numbers from the sequence or use the finetuning method listed belowView Cheat Sheet CV ECGpdf from PSYC MISC at Texas A&M University RATE 300 150 100 AXIS DEVIATION Normal Left Right 75 60 50 Lead I QRS 43 NORMAL SINUS RHYTHM •
Learntheheart Com Determining Hr On Ecg Based On Of Big Boxes Between Qrs Complexes 1 300 2 150 3 100 4 75 5 60 6 50 Http T Co Sjfwimitat
