Group

P value

Neutral position

Sniffing position

Count

%

Count

%

ASA

1.00

33

73.3%

34

75.6%

0.809

2.00

12

26.7%

11

24.4%

Operation

Sleeve

20

44.4%

14

31.1%

0.428

Rupture globe

0

0.0%

1

2.2%

Pott’s fract

1

2.2%

0

0.0%

PNCL

6

13.3%

5

11.1%

Keratoplasty

0

0.0%

1

2.2%

Inguinal hernia

1

2.2%

3

6.7%

Hernia

0

0.0%

1

2.2%

Gastric placation

4

8.9%

1

2.2%

Gastric bypass

7

15.6%

6

13.3%

Cut tendon

1

2.2%

2

4.4%

Crushed hand

1

2.2%

0

0.0%

Cholecyctectomy

2

4.4%

7

15.6%

Back lipoma

0

0.0%

1

2.2%

Appendicectomy

2

4.4%

3

6.7%