Table 2 Operative data
Group 1 (n = 138) | Group 2 (n = 137) | P | Group 1 (n = 100) | Group 2 (n = 100) | P | |
|---|---|---|---|---|---|---|
Emergency surgery | 4 (2.9%) | 2 (1.5%) | 0.68 | 1 (1%) | 2 (2%) | > 0.99 |
Distal anastomosis | 0.62 | 0.61 | ||||
1 | 5 (3.6%) | 10 (7.3%) | 5 (5%) | 8 (8%) | ||
2 | 44 (31.9%) | 37 (27%) | 28 (28%) | 25 (25%) | ||
3 | 77 (52.2%) | 74 (54%) | 53 (53%) | 57 (57%) | ||
4 | 16 (11.6%) | 14 (10.2%) | 14 (14%) | 10 (10%) | ||
5 | 1 (0.7%) | 2 (1.5%) | 0 | 0 | ||
CPB time (min) | 95.5 (78–120) | 98 (75–115) | 0.45 | 93 (78–120) | 98 (70–115) | 0.71 |
Ischemic time (min) | 58 (49–75) | 57 (44–68) | 0.15 | 58 (50–73) | 55.5 (43–65) | 0.16 |
Minimum temperature (ͦC) | 32 (30–35) | 32 (30–35) | 0.41 | 33 (31–35) | 32 (30–35) | 0.12 |
Minimum pressure (mmHg) | 50 (40–55) | 50 (40–50) | 0.9 | 50 (40–55) | 50 (40–50) | 0.98 |
Maximum pressure (mmHg) | 80 (80–80) | 80 (80–82) | 0.95 | 80 (80–80) | 80 (80–80) | 0.93 |
Minimum flow (L/min) | 4 (3.7–4.3) | 4 (3.8–4.3) | 0.69 | 4 (3.7–4.2) | 4 (3.8–4.3) | 0.82 |
Hemofiltration | 3 (2.34%) | 1 (0.8%) | 0.62 | 2 (2%) | 0 | 0.5 |
Blood transfusion | 18 (14.1%) | 15 (12.6%) | 0.85 | 14 (14%) | 12 (12%) | > 0.99 |
Coming off bypass | 0.17 | 0.28 | ||||
No support | 63 (48.5%) | 72 (55.8%) | 47 (50%) | 54 (58.1%) | ||
Minimal support | 58 (44.6%) | 51 (39.5%) | 42 (44.7%) | 37 (39.8%) | ||
High inotropes | 0 | 2 (1.6%) | 0 | 0 | ||
IABP | 9 (6.9%) | 4 (3.1%) | 5 (5.3%) | 2 (2.2%) |