The Reliability and Validity of a Modified Squat Test to Predict Cardiopulmonary Fitness in Healthy Older Men

Table 1

Cornell-Modified Bruce Protocol.

Stage	Min	Speed (mph)	Grade (%)
0.0	2	1.7	0
0.5	4	1.7	5
1.0	6	1.7	10
1.5	8	2.1	11
2.0	10	2.5	12
2.5	12	3.0	13
3.0	14	3.4	14
3.5	16	3.8	15
4.0	18	4.2	16
4.5	20	4.6	17
5.0	22	5.0	18