Welch Allyn CardioPerfect Workstation Exercise ECG Module - User Manual - Manual (Page 80)

CardioPerfect Workstation
Exercise ECG Module - User Manual
DIR 80012335 Ver. E 80 / 83
1. Mark DB, Hlatky MA, Harrell FE Jr, Lee KL, Califf RM, Pryor DB. Exercise treadmill
score for predicting prognosis in coronary artery disease. Ann Intern Med
1987;106:793-800.
2. Mark DB, Shaw L, Harrell FE Jr, et al. Prognostic value of a treadmill exercise score
in outpatients with suspected coronary artery disease. N Engl J Med 1991;325:849-
53.
3. Gibbons RJ, et al. ACC/AHA 2002 Guideline Update for Exercise Testing. American
College of Cardiology Foundation and the American Heart Association, 2002.
15.2 Mets Value
The METS value is interpolated. It gradually changes and attains the value predicted by the
load-to-METS formula after the load change occurs on your stress device (2 minutes on a
treadmill, 40 seconds on an ergometer).