Table 3 Demographics of patients in type of surgery who with or without OH
Cardiac group | Thoracic group | Abdominal group | |||||||
|---|---|---|---|---|---|---|---|---|---|
With OH | Without OH | p-value | With OH | Without OH | p-value | With OH | Without OH | p-value | |
(n = 39) | (n = 80) | (n = 95) | (n = 113) | (n = 57) | (n = 111) | ||||
Sex, male / female | 8 / 31 | 51 / 29 | 0.08 | 68 / 27 | 72 / 41 | 0.23 | 39 / 18 | 74 / 39 | 0.82 |
Age, years | 72 (61 to 78) | 75 (69 to 79) | 0.06 | 67 (60 to 73) | 64 (57 to 72) | 0.08 | 72 (67 to 78) | 71 (63 to 78) | 0.45 |
BMI, kg/m2 | 18 (17 to 19) | 18 (16 to 20) | 0.72 | 18 (16 to 20) | 18 (16 to 20) | 0.97 | 18 (15 to 19) | 18 (16 to 20) | 0.50 |
Comorbidities, n (%) | |||||||||
Cardiovascular | 12 (31.0) | 27 (33.8) | 0.82 | 17 (17.9) | 33 (29.2) | 0.07 | 18 (31.6) | 37 (33.3) | 0.86 |
Respiratory | 0 | 4 (5.0) | 0.07 | 14 (14.7) | 24 (21.2) | 0.23 | 7 (12.3) | 14 (12.6) | 0.95 |
Neurological | 1 (2.6) | 4 (5.0) | 0.52 | 2 (2.1) | 2 (1.8) | 0.86 | 3 (5.3) | 4 (3.6) | 0.69 |
Orthopedic | 0 | 0 | 2 (2.1) | 1 (0.9) | 0.67 | 7 (12.3) | 13 (11.7) | 0.91 | |
Preoperative ejection fraction, % | 63 (57 to 70) | 67 (53 to 73) | 0.53 | 67 (62 to 73) | 71 (63 to 75) | 0.14 | 65 (60 to 69) | 68 (62 to 74) | 0.07 |
Operative time, min | 227 (190 to 316) | 263 (199 to 331) | 0.14 | 252 (192 to 318) | 252 (180 to 486) | 0.52 | 492 (366 to 570) | 390 (264 to 564) | 0.02 |
Operative blood loss, g | 575 (285 to 848) | 750 (470 to 1420) | 0.06 | 180 (85 to 460) | 189 (52 to 405) | 0.38 | 870 (330 to 1810) | 515 (181 to 915) | 0.01 |
Blood transfusion, ml | 350 (188 to 708) | 730 (280 to 1150) | 0.01 | 0 (0 to 0) | 0 (0 to 0) | 0.40 | 0 (0 to 560) | 0 (0 to 0) | < 0.05 |
Fluid balance, ml | 591 (246 to 1267) | 607 (242 to 1104) | 0.77 | 592 (299 to 1218) | 441 (109 to 1007) | 0.01 | 347 (104 to 650) | 322 (111 to 631) | 0.70 |
Vasopressor, n (%) | 27 (69.2) | 38 (47.5) | 0.02 | 5 (5.3) | 5 (4.4) | 0.78 | 4 (7.0) | 1 (0.9) | < 0.05 |
CAI | 0.3 (0 to 0.5) | 0 (0 to 0.3) | 0.01 | 0 (0 to 0) | 0 (0 to 0) | 0.77 | 0 (0 to 0) | 0 (0 to 0) | – |
Analgesia with opioids, n (%) | 6 (15.4) | 13 (16.3) | 0.90 | 16 (16.8) | 41 (36.3) | < 0.05 | 49 (86.0) | 94 (84.7) | 0.83 |
Epidural anesthesia, n (%) | 0 | 0 | 0 (0 to 0) | 56 (49.6) | < 0.001 | 0 | 0 | ||
Postoperative hemoglobin, g/dl | 10.1 (9.5 to 11.1) | 10.3 (9.6 to 11.6) | 0.41 | 11.7 (10.7 to 12.8) | 11.9 (10.8 to 13.1) | 0.21 | 10.7 (10.0 to 11.4) | 10.8 (8.8 to 14.4) | 0.94 |
Serum creatinine, g/dl | 0.9 (0.7 to 1.4) | 1.0 (0.7 to 1.3) | 0.77 | 0.7 (0.5 to 0.8) | 0.7 (0.6 to 0.8) | 0.93 | 0.8 (0.6 to 1.0) | 0.8 (0.6 to 0.9) | 0.83 |
Initial sitting, day | 2 (1 - 4) | 2 (1 - 3) | 0.87 | 1 (1 - 1) | 1 (1 - 1) | 0.67 | 1 (1 - 1) | 1 (1 - 2) | 0.06 |
Initial standing, day | 2 (2 - 4) | 2 (1 - 3) | 0.37 | 1 (1 - 1) | 1 (1 - 1) | 0.35 | 1 (1 - 1) | 1 (1 - 2) | 0.02 |