Table 10: Induction of anesthesia and intraoperative drugs (n = 125).

 

Induction of Anesthesia

PONV

 

RR (95% CI)

Yes

n (%)

No

n (%)

Inhalation induction

Yes

10(33.3)

20(66.7)

1.02(0.57-1.83)

No

31(32.6)

64(67.4)

Referent

Ventilation via face mask

Yes

39(32.5)

81(67.5)

0.81(0.27-2.45)

No

2(40.0)

3(60.0)

Referent

Hypnotic agent

Sodium thiopentone

11(50.0)

11(50.0)

1.72(1.03-2.87)*

Propofol

30(29.1)

73(70.9)

Referent

Muscle relaxants

Suxamethonium

19(35.2)

35(64.8)

1.12(0.68-1.86)

Non Depolarizing

21(31.3)

46(68.7)

Referent

Fentanyl administration time

Induction and Intraoperative

15(38.5)

24(61.5)

1.27(0.76-2.12)

Induction only

26(30.2)

60(69.8)

Referent

Anti-emetic given

Yes

23(39.7)

35(60.3)

1.48(0.89-2.45)

No

18(26.9)

49(73.1)

Referent