Table 2.
Descriptive variables of the group A, group B and group C
| Group A(n = 25) | Group B(n = 25) | Group C(n = 25) | F value | P value | |
|---|---|---|---|---|---|
| Age (years) | 53.28 ± 6.91 | 51.52 ± 7.6 | 54.32 ± 6.30 | 1.034 | 0.361 |
| BMI (kg/m2) | 23.31 ± 3.07 | 23.50 ± 2.91 | 23.62 ± 3.01 | 0.066 | 0.936 |
| ASA grade(I/II) | 13/12 | 16/9 | 12/13 | / | 0.497 |
| Surgery time (min) | 108 ± 8 | 111 ± 8 | 109 ± 9 | 0.770 | 0.467 |
| Anesthesia time (min) | 135 ± 9 | 139 ± 8 | 136 ± 9 | 1.279 | 0.284 |
| Blood loss (ml) | 38.60 ± 6.70 | 39.80 ± 6.69 | 40.28 ± 8.84 | 0.335 | 0.717 |
| Urine output (ml) | 338.00 ± 96.05 | 340.00 ± 76.38 | 358.00 ± 89.77 | 0.394 | 0.676 |
| Wake-up time (min)a | 24 ± 4 | 21 ± 4 | 22 ± 4 | 4.816 | 0.011 |
| Infusion volume (ml) | 1000 | 1000 | 1000 | / | / |
Values are presented as mean (standard deviation) or counts
ASA American society of anesthesiologists, BMI Body Mass Index
aWake-up time: The time from the patient stops inhaling sevoflurane until the laryngeal mask was removed