Table 2: Characteristics of two exercise protocols: laboratory graded exercise test (GXT) and specific handball training (HT).

Characteristic (X ± SD)GXTHTt-test

Duration (min)10.42 ± 1.1290
Heart rate (beat/min)157.89 ± 7.68152.07 ± 14.76
Max heart rate (beat/min)185.78 ± 8.44186.57 ± 11.40
Time in HR zone (min)
 <12005.22 ± 5.63
 120–1401.45 ± 1.5710.26 ± 10.08
 140–1604.40 ± 1.5019.48 ± 6.93
 160–1803.05 ± 1.9036.02 ± 11.07
 >1801.5 ± 1.014.37 ± 14.68
% of time in HR zone
 <12005.80 ± 6.25
 120–14012.91 ± 12.5411.40 ± 11.21
 140–16042.08 ± 13.2421.65 ± 7.70
 160–18030.15 ± 13.0840.02 ± 12.3
 >18014.84 ± 10.1415.97 ± 16.31
Workload (Watt)294.28 ± 39.25//