Technical feasibility of constant-load and high-intensity interval training for cardiopulmonary conditioning using a re-engineered dynamic leg press

Table 1 Cardiopulmonary outcomes

Participant	1	2	3	4	5	mean ± SD
CLT
\(\dot {V}\mathrm {O}_{2}\)	1.54	1.18	1.32	1.36	2.88	1.66 ±0.70
% of \(\dot {V}\mathrm {O}_{2\text {peak}}\)	52	42	40	39	68	48 ±12
HR	114	121	137	91	156	124 ±24
% of HR_peak	76	63	72	56	83	70 ±11
HIIT
\(\dot {V}\mathrm {O}_{2}\)	3.67	2.51	2.62	1.93	4.21	2.99 ±0.93
% of \(\dot {V}\mathrm {O}_{2\text {peak}}\)	124	90	79	55	100	90 ±26
HR	164	173	177	118	177	162 ±25
% of HR_peak	109	90	92	72	94	91 ±13

For the CLT, \(\dot {V}\mathrm {O}_{2}\) and HR are the average oxygen uptake and heart rate obtained during the active phases
For the HIIT, \(\dot {V}\mathrm {O}_{2}\) and HR are the average of the five peak values obtained from each interval

ISSN: 2524-4426