Table 2

Fentanyl dosage during first 24 h after operation and pain scale

Conventional surgery
ControlTreatmentp Value
Fentanyl dosage16.3±1.613.1±2.2<0.002
Bolus dosage6.9±1.74.1±2.0<0.003
Bolus number24.8±7.013.9±7.0<0.002
Pain scale4.0±2.02.5±1.1<0.04