Table 2. Reaction forces, normalized to body weight, transmitted to the upper extremities of high-level gymnasts during the round-off phase of the Yurchenko vault and floor exercise round-off. (A/P = anterior-posterior). Data are means (±SD).
Yurchenko Vault
Floor Exercise
p-value
Effect Size
Observed Power
Vertical reaction force
2.38 (.26) *
2.15 (.32)
.030
.64
.94
A/P reaction force
.78 (.12) †
.60 (.09)
.001
.84
1.00
Vertical reaction force range
2.11-3.00
1.67-2.60
A/P reaction force range
.58-.94
.50-.72
† Significantly different from floor exercise condition
* Significantly different from floor exercise condition