Grouping

n

Maximum Angle of hip flexion

Maximum Angle of hip extension

Maximum Angle of knee flexion

Maximum Angle of knee extension

Prior treatment

Posttreatment

Prior treatment

Posttreatment

Prior treatment

Posttreatment

Prior treatment

Posttreatment

Observation group

90

6.71 ± 0.85

20.58 ± 4.64^*

8.24 ± 1.15

23.65 ± 5.57^*

7.82 ± 1.14

24.18 ± 4.26^*

9.15 ± 2.46

28.76 ± 5.12

Control group

90

6.74 ± 0.82

15.62 ± 3.87^*

8.29 ± 1.08

18.86 ± 4.18^*

7.79 ± 1.23

19.86 ± 3.79^*

9.21 ± 2.38

23.45 ± 4.26

T value

0.241

7.788

0.301

6.525

0.170

7.188

0.166

6.731

P value

0.809

<0.001

0.764

<0.001

0.865

<0.001

0.868

<0.001