Table 2 Mean values of the muscle strength and SF36 score of the control and study groups before and after treatment

Hip flexors strength

Control group

7.06 ± 0.69

7.85 ± 0.71

 − 0.79

11.19

0.001^*

Study group

7.03 ± 0.66

8.46 ± 0.57

 − 1.43

20.34

0.001^*

MD

0.03

 − 0.61

p value

p = 0.87^NS

p = 0.005^*

Knee extensors strength

Control group

5.08 ± 0.80

5.70 ± 0.93

 − 0.62

12.20

0.001^*

Study group

5.00 ± 0.73

6.45 ± 0.93

 − 1.45

29

0.001^*

MD

0.08

 − 0.75

p value

p = 0.74^NS

p = 0.01^*

Knee flexors strength

Control group

4.35 ± 0.48

4.81 ± 0.60

 − 0.46

10.57

0.001^*

Study group

4.50 ± 0.58

5.32 ± 0.79

 − 0.82

18.24

0.001^*

MD

 − 0.14

 − 0.50

p value

p = 0.39^NS

p = 0.02^*

Ankle planter flexors strength

Control group

3.67 ± 0.62

4.07 ± 0.70

 − 0.40

10.9

0.001^*

Study group

3.55 ± 0.58

4.68 ± 0.75

 − 1.14

31.83

0.001^*

MD

0.12

 − 0.61

p value

p = 0.51^NS

p = 0.01^*

Ankle dorsiflexors strength

Control group

3.33 ± 0.81

3.76 ± 0.77

 − 0.43

12.91

0.001^*

Study group

3.36 ± 0.72

4.35 ± 0.72

 − 0.99

29.46

0.001^*

MD

 − 0.03

 − 0.59

p value

p = 0.88^NS

p = 0.01^*

SF-36 score

Control group

44.82 ± 8.13

69.89 ± 8.85

 − 25.07

55.95

0.001^*

Study group

42.45 ± 8.13

77.50 ± 7.73

 − 35.05

82.56

0.001^*

MD

2.37

 − 7.61

p value

p = 0.36^NS

p = 0.006^*