| Intervention group (n = 72) | Control group (n = 72) | P value |
---|---|---|---|
Airway management |  |  | >  0.999 |
 Endotracheal tube | 59 (81.9%) | 59 (81.9%) |  |
 Laryngeal mask | 13 (18.1%) | 13 (18.1%) |  |
Intraoperative anesthetics | |||
 Use of midazolam | 18 (25%) | 21 (29.2%) | 0.574 |
 Use of etomidate | 30 (41.7%) | 35 (48.6%) | 0.402 |
 Use of cisatracurium | 50 (69.4%) | 47 (65.3%) | 0.594 |
 Propofol (mg) | 537 (393, 686) | 510 (365, 650) | 0.562 |
 Sufentanil (μg) | 30 (20, 38) | 25 (20, 39) | 0.689 |
 Remifentanil (μg) | 560 (0, 837) | 562 (30, 815) | 0.781 |
 Rocuronium (mg) | 50 (40, 50) | 50 (40, 50) | 0.998 |
Vasoactive drugs | |||
 Use of dobutamine | 65 (90.3%) | 0 (0.0%) | < 0.001 |
 Use of norepinephrine | 6 (8.3%) | 0 (0.0%) | 0.028 |
 Use of ephedrine | 28 (38.9%) | 23 (31.9%) | 0.384 |
Use of diuretics during surgery | 54 (75.0%) | 56 (77.8%) | 0.695 |
 Mannitol (g) | 25 (25, 25) (n = 39) | 25 (25, 25) (n = 37) | 0.201 |
 Furosemide (mg) | 10 (10, 10) (n = 49) | 10 (10, 10) (n = 52) | 0.215 |
Dexamethasone (mg) | 5 (5, 5) | 5 (5, 5) | 0.229 |
Fluids infusion (ml)a | 1650 (1525, 2100) | 1600 (1213, 1800) | 0.012 |
Urine output (ml) | 400 (200, 600) | 300 (200, 488) | 0.020 |
Estimated blood loss (ml) | 50 (30, 100) | 50 (23, 100) | 0.885 |
Packed red blood cells | 1 (1.4%) | 1 (1.4%) | >  0.999 |
Duration of anesthesia (min) | 131 ± 42 | 135 ± 49 | 0.649 |
Type of surgery |  |  | >  0.999 |
 Laparoscopic | 64 (88.9%) | 64 (88.9%) |  |
 Open-abdominal | 8 (11.1%) | 8 (11.1%) |  |
Surgical position |  |  | >  0.999 |
 Supine | 3 (4.2%) | 3 (4.2%) |  |
 Lateral | 69 (95.8%) | 69 (95.8%) |  |
Duration of clamping (min) (n = 71)b | 22 ± 8 | 22 ± 6 | 0.848 |
Before clampingb | |||
 Mean BIS | 50 ± 7 | 51 ± 7 | 0.348 |
 Mean CI (L/min/m2) | 2.7 (2.3, 3.1) | – | – |
 Mean SVV (%) | 6 (5, 8) | – | – |
 Mean SBP (mmHg) | 121 ± 15 | 120 ± 16 | 0.833 |
 Mean MAP (mmHg) | 88 ± 10 | 86 ± 9 | 0.181 |
 Mean HR (beats per minute) | 62 ± 8 | 60 ± 9 | 0.362 |
After reperfusionb | |||
 Mean BIS | 53 ± 8 | 51 ± 7 | 0.134 |
 Mean CI (L/min/m2) | 3.3 (3, 3.5) ‡ | – | – |
 Mean SVV (%) | 5 (4, 6) ‡ | – | – |
 Mean SBP (mmHg) | 136 ± 9 | 120 ± 15 | < 0.001 |
 Mean MAP (mmHg) | 100 ± 4 | 86 ± 10 | < 0.001 |
 Mean HR (beats per minute) | 70 ± 10 | 63 ± 8 | < 0.001 |
Duration of surgery (min) | 93 ± 38 | 96 ± 45 | 0.629 |
Use of diuretics within 3 day after surgeryc | 2 (2.8%) | 1 (1.4%) | 0.560 |