Table 4: Oxford scale for muscle strength measurement.

 

Mean at baseline

Mean-difference between baseline and endpoint

Range

Gluteus Medius muscle right

 

2.7

+1.0

4.5

Gluteus Maximus muscle right

 

2.9

+0.5

2.0

Gluteus Medius muscle left

 

3.3

+0.4

3.0

Gluteus Maximus muscle left

 

3.1

+0.4

6.0

Grading 0-5, 0 is weak, 5 is strong.