Show pageOld revisionsBacklinksBack to top This page is read only. You can view the source, but not change it. Ask your administrator if you think this is wrong. ====== Trunk Stability ====== - Determine YZ values of pelvis and spine-high joint center values at timepoint of max knee flexion - Calculate the difference in Y and Z between pelvis and spine-high joint centers - Calculate trunk lean angle by inverse tangent of difference in Y over difference in Z - Metric calculated for Step Down, Lateral Shuffle, Triple Jump, Deceleration, Cut. || Score || Scoring Definition || Significance|| || 0 || Trunk Lean is greater than 10 degrees || Significant Trunk Lean|| || 1 || Trunk Lean is greater than 6 degrees || Mild Trunk Lean|| || 2 || Trunk Lean is less than 6 degrees || No Trunk Lean|| {{ :trunk_stability.png?nolink&400 |}} trunk_stability.txt Last modified: 10 months agoby ethan Log In