Changes in Athlete’s Redox State Induced by Habitual and Unaccustomed Exercise

Table 2

Characteristics of two exercise protocols: laboratory graded exercise test (GXT) and specific handball training (HT).

Characteristic (X ± SD)	GXT	HT	t-test
Duration (min)	10.42 ± 1.12	90	𝑃=0.000
Heart rate (beat/min)	157.89 ± 7.68	152.07 ± 14.76	𝑃=0.078
Max heart rate (beat/min)	185.78 ± 8.44	186.57 ± 11.40	𝑃=0.948
Time in HR zone (min)
<120	0	5.22 ± 5.63	𝑃=0.000
120–140	1.45 ± 1.57	10.26 ± 10.08	𝑃=0.000
140–160	4.40 ± 1.50	19.48 ± 6.93	𝑃=0.000
160–180	3.05 ± 1.90	36.02 ± 11.07	𝑃=0.000
>180	1.5 ± 1.0	14.37 ± 14.68	𝑃=0.001
% of time in HR zone
<120	0	5.80 ± 6.25	𝑃=0.000
120–140	12.91 ± 12.54	11.40 ± 11.21	𝑃=0.877
140–160	42.08 ± 13.24	21.65 ± 7.70	𝑃=0.000
160–180	30.15 ± 13.08	40.02 ± 12.3	𝑃=0.033
>180	14.84 ± 10.14	15.97 ± 16.31	𝑃=1.000
Workload (Watt)	294.28 ± 39.25	/	/