Table 1 Descriptive statistic of the variables (n = 30) of the study.
Mean (±SD) Min Max
F1 (BW) 2.58 (.85) 1.10 5.86
F2 (BW) 9.92 (3.02) 4.50 17.19
TP (s) .030 (.011) .006 .062
T1 (s) .014 (.005) .008 .030
T2 (s) .045 (.013) .014 .078
T (s) .144 (.034) .080 .228
MH (cm) 45.2 (5.2) 37.4 60.5
FH (cm) 33.9 (3.5) 28.3 40.7
F1: first peak vertical force; F2: second peak vertical force; TP: time between peaks; T1: time F1 appears; T2: time F2 appears; T: length of the impact absorption phase; MH: maximum height; FH: flight height.