Visual analogue scale

(VAS)

Group I

Group II

Mean

SD

p-value

Mean

SD

p-value

Before

7.55

1.45

-

7.56

2.38

-

After 1 month

4.66

0.75

0.001**

7.33

1.37

0.241

After 3 month

2.75

0.86

0.001**

6.50

2.16

0.460

After 6 month

1.3

0.77

0.001**

6.33

2.50

0.550