Table 3.

Characteristics of the HIIT training.

Variable	Week 1	Week 2	Week 3	Week 4	Week 5	Week 6
Duration of interval of work (s)	40	40	50	50	60	60
Duration of interval of rest (s)	120	120	120	120	120	120
Number of intervals of work (N°)	8	8	10	10	12	12
Number of intervals of rest (N°)	9	9	11	11	13	13
Qualitative intensity in Borg scale 1–10 (pts)	8–10	8–10	8–10	8–10	8–10	8–10
Quantitative intensity by heart rate (%)	70–100	70–100	70–100	70–100	70–100	70–100
Cadence (rpm)	50–70	50–70	50–70	50–70	50–70	50–70
Velocity (km/h)	20–40	20–40	20–40	20–40	20–40	20–40
Volume of work / session (min)	5.3	5.3	8.3	8.3	14	14
Volume of work / week (min)	15.9	15.9	24.9	24.9	42	42
Volume of rest / session (min	18	18	22	22	26	26
Volume of rest / week (min)	54	54	66	66	78	78
Total time investment / session (min)	23.3	23.3	30.3	30.3	40.0	40.0
Total time investment / week (min)	69.9	69.9	90.9	90.9	120.0	120.0
Total time investment / 6-weeks (h)	–	–	–	–	–	4.68

s, seconds; N°, numbers; pts, points; %, percentage; rpm: revolutions per minute; km/h, kilometers per hour; min, minutes; h, hours.