Table 2.

Baseline participant characteristics

Clinical Parameter	Variable Intensity Cohort	Variable Duration Cohort
Number of participants	12	14
Age, yr	21 ± 1	22 ± 3
Height, m	1.8 ± 0.1	1.78 ± 0.1
Body mass, kg	74 ± 8	70 ± 10
Body mass index, kg/m2	23 ± 2	22 ± 3
Peak O2 consumption, ml/min	62 ± 5	66 ± 6
Peak heart rate, beats/min	196 ± 7	193 ± 6

Values are means ± SE.