Table 2

Kinematic variables displayed during landing

VariableNormalRepeatKnee instructionMuscle instruction
Values are mean (SD).
*Significantly different from normal and repeat conditions (p<0.05).
†Significantly different from knee instruction (p<0.05).
IC, Initial contact time of the test foot with the force platform during landing; FR, resultant ground reaction force.
Knee angle at IC time (°)8.7 (3.9)8.5 (4.0)11.3 (4.0)*11.3 (3.9)*
Knee angle at peak FR time (°)14.5 (4.2)14.3 (4.1)18.2 (5.3)*16.4 (4.1)*†