Low-Fio2 group (n = 44) | High-Fio2 group (n = 46) | P-value | |
---|---|---|---|
Age (year) | 49.5 (43.0–59.0) | 54.5 (43.0–61.0) | 0.508 |
Female, n | 32 (72.7) | 28 (60.9) | 0.332 |
Height (cm) | 158.5 (154.7–165.5) | 161.4 (156.0–170.0) | 0.184 |
Weight (kg) | 61.7 (54.0–68.9) | 60.5 (54.0–70.0) | 0.987 |
Predicted body weight (kg) | 52.0 (48.0–59.5) | 54.0 (48.0–66.0) | 0.140 |
Body mass index (kg m−2) | 23.7 (21.8–26.2) | 24.1 (21.0–25.9) | 0.617 |
ASA classification (I/II), n | 31/13 | 24/22 | 0.118 |
Comorbidity | |||
Hypertension, n | 9 (20.5) | 11 (23.9) | 0.888 |
Diabetes mellitus, n | 3 (6.8) | 7 (15.2) | 0.351 |
Current Smoker, n | 4 (9.1) | 7 (15.2) | 0.572 |
ARISCAT score | 23 (8–26) | 19 (7–26) | 0.322 |
Type of surgery | 0.406 | ||
Laparoscopic colorectal surgery, n | 21 (47.7) | 27 (58.7) | |
Laparoscopic gynecologic surgery, n | 23 (52.3) | 19 (41.3) | |
Operative profiles | |||
Duration of anesthesia (min) | 147.5 (107.5–195.5) | 170.0 (115.0–230.0) | 0.109 |
Duration of surgery (min) | 100.0 (70.0–140.0) | 125.0 (85.0–180.0) | 0.058 |
Duration of Trendelenburg position (min) | 70.0 (46.5–100.5) | 80.0 (56.0–142.0) | 0.054 |
Intraoperative crystalloid administration (ml) | 600.0 (500.0–875.0) | 700.0 (400.0–1000.0) | 0.484 |
Estimated blood loss (ml) | 65.0 (40.0–112.5) | 100.0 (50.0–200.0) | 0.145 |
Urine output (ml) | 130.0 (80.0–200.0) (n = 39)* | 150.0 (85.0–265.0) (n = 43)* | 0.111 |
Intraoperative inotropic requirement, n | 20.0 (45.4) | 28.0 (60.9) | 0.356 |