Group I

Group II

X²

P

Inflammatory signs:

Preprocedure

18 (90%)

18 (90%)

0.44

0.83

During procedure

1^st month

12 (60%)

16 (80%)

3.73

0.15

2^nd month

6 (30%)

9 (45%)

1.78

0.41

3^rd month

2 (10%)

2 (10%)

5.57

0.06^*

Infective signs:

Preprocedure

15 (75%)

14 (70%)

0.48

0.49

During procedure

1^st month

11 (55%)

10 (50%)

0.82

0.49

2^nd month

6 (30%)

4 (20%)

0.50

1.37

3^rd month

2 (10%)

1 (5%)

0.77

0.54

Decrease of pain:

1^st month

11 (55%)

15 (75%)

3.33

0.19

2^nd month

5 (25%)

8 (40%)

6.85

0.04^*

3^rd month

1 (5%)

1 (5%)

9.41

0.07^*

Recurrence:

3 months follow up

2 (10%)

1 (5%)

2.26

0.32

6 months follow up

3 (15%)

2 (10%)

0.32

0.85

9 months follow up

2 (10%)

2 (10%)

0.32

0.85

Total No.

7 (35%)

5 (25%)

1.76

0.42