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Table 3 Per- and postoperative univariate risk factors for intestinal ischemia after cardiac surgery

From: Intestinal ischemia after cardiac surgery: analysis of a large registry

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
  1. 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.