Exhibit 4-67. Heart rate greater than specified criteria Stage 2 (12 through 18 years)
Ideally the HR should be below 90 percent for 12- through 18-year-olds If the heart rate is greater than 90 percent PMHR for 12 through 18 years at any time
during Stage 2 determine if the SP is OK and able to continue the exam. If the SP is
OK, continue with the test and monitor closely for the remainder of the exam. If the
SP looks exhausted or does not want to continue, go to Recovery. When the data are captured at the end of Stage 2, the ISIS system will display a
message: ‘Heart rate is greater than 90 percent PMHR. If SP is OK, continue with the
test. If not, go to Recovery.’ Click OK.