Table 2 Perioperative characteristics of patients
Variable | Control (n = 56) | Lidocaine (n = 60) | p-value |
|---|---|---|---|
Duration of surgery [min] | |||
Mean (SD) | 79.98 (30.92) | 78.50 (34.92) | 0.810 a |
Amount of lidocaine administered [mg/kg BW] | |||
Mean (SD) | n/a | 4.88 (2.76) | |
Duration of lidocaine administration [min] | |||
Mean (SD) | n/a | 118.2 (57.5) | |
Type of anesthesia [number (%)] | 0.639 d | ||
Inhalation | 43 | 43 | |
TIVA | 10 | 15 | |
Balanced | 3 | 2 | |
Opioids at induction of anesthesia [number (%)] | 55 (98.2) | 58 (96.7) | 1 d |
Alfentanil | 45 (81.8) | 53 (91.4) | 0.203 d |
Fentanyl | 9 (16.4) | 5 (8.6) | |
Alfentanil + Fentanyl | 1 (1.8) | 0 (0) | |
Opioids after induction [number (%)] | 56 (100.0) | 60 (98.3) | |
Alfentanil only | 1 (1.8) | 0 (0) | |
Fentanyl only | 40 (71.4) | 49 (81.7) | |
Fentanyl intraoperative [mcg/kg BW] | |||
Median (IQR) | 4.63 (2.68) | 3.7 (1.95) | 0.123 c |
Alfentanil + Fentanyl | 12 (21.4) | 3 (5.0) | |
Fentanyl + Remifentanil | 3 (5.4) | 6 (10.0) | |
Fentanyl + Morphine | 0 (0) | 1 (1.7) | |
Perforated appendix [number (%)] | 12 (21.4) | 20 (33.3) | 0.152 b |
Crystalloids [ml/kg BW] | |||
Mean (SD) | 30.12 (23.11) | 27.92 (14.55) | 0.539 a |
Colloids [number (%)] | |||
Total | 1 (1.8) | 6 (10.0) | 0.115 d |
Perforated / Non-perforated | 1 / 0 | 4 / 2 | 1 d |
Ephedrine administration [number (%)] | |||
Total | 6 (10.7) | 13 (21.7) | 0.111 b |
Perforated / Non-perforated [number] | 1 / 5 | 9 / 4 | 1 d |