Table 2.  Means (standard deviations) of ground reaction forces during the landing of the single- and double-leg stop-jump tasks.
 

   Double-leg

Single-leg

Peak posterior ground reaction force during landing (BW)

.64 (.13)

1.15 (.27)*

Peak vertical ground reaction force during landing (BW)

1.96 (.25)

3.00 (.39)*

* p < 0.001