Table 3: Incidence of apnoea in both study groups.

Apnoea

Group A

n (%)

Group B

n (%)

Total

N (%)

RR (95% CI)

χ2

p value

 Yes

26 (65.0)

33 (84.6)

59 (74.7)

0.630 (0.419-0.945)

4.018

0.045*

 No

14 (35.0)

6 (15.4)

20 (25.3)

 

 

 

Total

40 (100.0)

39 (100.0)

79 (100.0)

 

 

 

Duration of apnoea (seconds)

 

 

 

 

 

 

Mean ± SD

62.31± 23.88

68.18 ± 32.06

 

 

-0.779t

0.439

χ2: Chi square test; RR: Relative Risk; 95% CI: 95% Confidence Interval; Group A received ketamine-fentanyl combination; Group B received propofol-fentanyl combination