Group O

Group N

Total

Chi-square

n

%

n

%

n

%

X2

P-value

Gender

Male

20

44.44

22

48.89

42

46.67

0.179

0.673

Female

25

55.56

23

51.11

48

53.33

Age

2 yrs.

3

6.67

2

4.44

5

5.56

0.883

0.927

3 yrs.

6

13.33

5

11.11

11

12.22

4 yrs.

14

31.11

16

35.56

30

33.33

5 yrs.

15

33.33

17

37.78

32

35.56

6 yrs.

7

15.56

5

11.11

12

13.33

ASA

I

32

71.11

36

80.00

68

75.56

0.963

0.327

II

13

28.89

9

20.00

22

24.44