Table 8.  Knee positions and ROM values for variable ball height..

Knee Quantity (degrees)

Mid-Thigh (degrees)

Mid-Waist (degrees)

Mid-Torso (degrees)

Rear Knee Position Setting Phase

48

32

26

Rear Knee ROM Setting Phase

5 (flexion)

7 (flexion)

7 (flexion)

Rear Knee Position Swing Phase

53

39

33

Rear Knee ROM Swing Phase

25 (flexion)

29 (flexion)

27 (flexion)

Front Knee Position Swing Phase

69

58

52

Front Knee ROM Swing Phase

34(extension)

38 (extension)

35 (extension)