Group P

Group PN

p-value

Mean duration of infusion (mins)

187.25 ± 16.47

176.59 ± 17.89

NS

Maintenance dose (µg/kg/min)

90.82 ± 19.13

71.26 ± 11.78

S (<0.001)

Over all dose requirement
(µg/kg/min)

100.02 ± 20.28

79.62 ± 13.13

S (<0.001)

Mean emergence time (mins)

4.42 ± 1.33

4.75 ± 1.7

NS

Mean Extubation Time (mins)

7.50 ± 2.35

8.50 ± 1.54

NS

NS=Non significant; S=Significant
Table 4: Comparison of mean duration of infusion, maintenance dose, overall dose requirement of propofol and mean extubation time between two groups.