Table 3.
Per- and postoperative univariate risk factors for intestinal ischemia after cardiac surgery
| Variable | N | Control group N = 18862 | Patients with intestinal ischemia N = 17 | p value |
|---|---|---|---|---|
| CPB time (minutes)* |
18879 |
92 (71–123) |
120 (82–169) |
0.026 |
| Creatinine >200 (μmol/L) |
16285 |
598 (4) |
10 (59) |
<0.001 |
| Dialysis |
16361 |
193 (1) |
3 (18) |
0.001 |
| Reoperation due to bleeding |
18875 |
942 (5) |
3 (18) |
0.05 |
| Prolonged ventilator time** |
17153 |
1921 (11) |
13 (76) |
<0.001 |
| Arrhythmia |
14335 |
4929 (34) |
8 (62) |
0.074 |
| Atrial fibrillation |
16568 |
4998 (30) |
8 (47) |
0.18 |
| IABP |
16284 |
282 (2) |
4 (24) |
<0.001 |
| Intropine >24 h |
16284 |
1039 (6) |
10 (59) |
<0.001 |
| Cardiac infarction |
16284 |
405 (2) |
4 (24) |
<0.001 |
| Cerebrovascular insult | 16284 | 173 (1) | 4 (24) | <0.001 |
N is the number of non missing values, values in parentheses are percentages, except median (interquartile range)*, CPB cardiopulmonary bypass time, IABP intra-aortic balloon pump, ** 24 hours after cardiac surgery.