Aerobic Tests - PWC 170/150
he Aerobic power index API test devised by Telford et al (1987) involves a graded exercise
procedure whereby the starting work rate is 150 kpm/min or 25 watts and the work rate is
increased by 150 kpm.min or 25 watts each minute until a heart rate equivalent to 75% of
the predicted maximum heart rate of the subject is attained or passed.