Table 3 Duration of analgesia, total amount of desfluran consumption, the cost of desflurane in each group

Duration of analgesia (min)

962.2 ± 170.9*^,** (665–1245)

1181.5 ± 198.2*(748–1545)

122.6 ± 52.9 (58–229)

<0.000

Desflurane consumed (mL)

152.4 ± 64.2^** (40–470)

92.4 ± 43.7* (37.33-186.66)

175.1 ± 94.7 (80–390)

0.002

Volume of Desflurane per time unit(ml)

1.23 ± 0.23^** (0.53-1.57)

1.05 ± 0.25* (0.70-1.62)

1.63 ± 0.31 (1.14-2.31)

0.001