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. 2019 Feb 13;10:121. doi: 10.3389/fphys.2019.00121

Table 2.

Mean and standard deviation of working frequencies in Task 2 and Task 3 (4 vs. 5 and 5 vs. 4).

Intensity zone Variable Mean Standard deviation
Zone 1 (0–57% HRmax) Time in seconds 3,59 8,58
Percentage of total work time 0,57 1,34
Zone 2 (58–64% HRmax) Time in seconds 8,16 21,29
Percentage of total work time 1,28 3,25
Zone 3 (65–76% HRmax) Time in seconds 83,78 94,86
Percentage of total work time 13,57 15,07
Zone 4 (77–95% HRmax) Time in seconds 474,69 105,79
Percentage of total work time 77,94 18,97
Zone 5 (96–100% HRmax) Time in seconds 44,50 102,18
Percentage of total work time 6,64 14,41

Players in a situation of numerical superiority (II) (n = 32).