| |
Group A (placebo)
|
Group B (vitamin E)
|
p value
|
|---|
|
Pain (50 points)
|
|
Pre-intervention
|
25.20 ± 1.19
|
23.77 ± 1.69
|
0.49
|
|
Post-intervention
|
27.26 ± 0.89
|
19.19 ± 1.43
|
<0.01a
|
|
∆ (post −pre)
|
2.06 ± 0.88
|
−4.581 ± 1.11
|
<0.01a
|
|
Stiffness (20 points)
|
|
Pre-intervention
|
7.80 ± 0.87
|
8.94 ± 1.02
|
0.39
|
|
Post-intervention
|
8.23 ± 0.79
|
5.45 ± 0.73
|
0.01a
|
|
∆ (post − pre)
|
0.43 ± 0.73
|
−3.48 ± 0.77
|
<0.01a
|
|
Function (170 points)
|
|
Pre-intervention
|
90.06 ± 4.72
|
90.55 ± 7.12
|
0.95
|
|
Post-intervention
|
94.77 ± 4.22
|
72.74 ± 6.55
|
<0.01a
|
|
∆ (post − pre)
|
4.71 ± 3.81
|
−17.81 ± 4.23
|
<0.01a
|
- Data are presented as mean ± standard deviation
-
P value represent the test between groups
-
aStatistically significant
