Table 1. Subject characteristics (mean ± SD).
Groups N Age (y) Weight (kg) Height (cm) Training age (y) Maximal vertical jump (cm)
LVL 10 20.1 ± 0.9 79.1 ± 3.5 178.9 ± 3.6 5.3 ± 1.1 48.3 ± 3.9
MVL 10 20.9 ± 0.8 78.9 ± 2.7 179.1 ± 3.2 5.6 ± 1.6 45.6 ± 4.7
HVL 10 20.7 ± 0.6 78.1 ± 4.8 179.6 ± 3.4 5.4 ± 1.3 47.4 ± 4.8
CON 10 20.5 ± 0.8 79.4 ± 2.2 180.4 ± 5.1 5.9 ± 0.9 47.9 ± 4.2
LVL: low volume-load plyometric exercise, MVL: moderate volume- load plyometric exercise, HVL: high volume-load plyometric exercise, CON: control condition.