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. 2021 Feb 19;10(4):850. doi: 10.3390/jcm10040850

Table 2.

Comparison of intraoperative anesthesia-related variables between the individualized and standardized groups.

Characteristic Individualized Group
(n = 30)
Standardized Group
(n = 30)
Standardized Differences p-Values
Surgeons
A/B/C/D 5/4/7/14 0/1/8/21 0.799 0.041
Intraoperative variables
Operation time, min 120.0 (95.0–165.0) 100.0 (90.0–125.0) 0.672 0.023
Anesthesia time, min 153.5 (130.0–210.0) 137.5 (125.0–150.0) 0.690 0.024
Duration of pneumoperitoneum, min 90.0 (75.0–140.0) 77.5 (70.0–95.0) 0.522 0.106
Administered crystalloid, mL 1270.0 ± 486.6 838.3 ± 347.8 1.021 <0.001
Dose of anesthetics
Propofol, mg 1237.0 (941.0–1391.0) 1100.0 (1000.0–1288.0) 0.288 0.482
Remifentanil, ng 1329.9 ± 431.6 1221.9 ± 254.5 0.305 0.244
Estimated blood loss, mL 240.0 (200.0–300.0) 175.0 (100.0–300.0) 0.287 0.144
Use of vasopressor
Total, % 27 (90) 17 (56.7) 0.800 0.004
Ephedrine, % 25 (83.3) 17 (56.7) 0.608 0.024
Ephedrine dose, mg 10.0 (5.0–20.0) 5.0 (0.0–10.0) 0.806 0.006
Phenylephrine, % 4 (13.3) 3 (10.0) 0.104 0.999
Phenylephrine dose, μg 0.0 (0.0–0.0) 0.0 (0.0–0.0) 0.215 0.701
Intraoperative desaturation, n 1 (3.3) 4 (13.3) 0.119 0.353

Values are reported as mean ± SD or median (interquartile range) or number (%).