Group I

Group II

X²

P

Size of ulcer (cm²):

<2 cm

7 (21.8%)

7 (20%)

0.75

0.93

2 - 4 cm

16 (50%)

18 (51.5%)

3.73

0.15

>4 cm

9 (28.1%)

10 (28.5%)

0.40

0.82

Duration of ulcer healing:

1^st month

5 (15.6%)

10 (28.5%)

6.19

0.04^*

2^nd month

9 (28.4%)

13 (37%)

1.54

0.46

3^rd month

18 (56%)

12 (34.5%)

7.2

0.03^*