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 | / | / |