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Table 4 Operative and postoperative outcomes of IC patients undergoing emergency open colectomy due to aorta surgery-related IC (AS-IC group) vs. other etiologies (Other-IC group)

From: Predictors of mortality following emergency open colectomy for ischemic colitis: a single-center experience

Variables AS-IC group (n = 34) Other-IC group (n = 60) p value Adjusted p value#
Operative time, min [mean (SD)] 147.67 (47.68) 153.82 (59.71) 0.632 0.754
Estimated blood loss, mL [median (range)] 450 (100–890) 460 (40–1000) 0.178 0.102
Transfused patients [n (%)] 19 (55.9) 31 (51.7) 0.830 0.352
Postoperative MOF [n (%)] 19 (55.9) 37 (61.7) 0.664 0.292
Postoperative kidney failure [n (%)] 20 (58.1) 31 (51.7) 0.526 0.382
Postoperative liver failure [n (%)] 1 (2.9) 4 (6.7) 0.650 0.998
Postoperative heart attack [n (%)] 4 (11.8) 4 (6.7) 0.454 0.358
Postoperative metabolic acidosis [n (%)] 0 1 (1.7) 1 0.997
Postoperative respiratory failure [n (%)] 7 (20.6) 7 (11.7) 0.366 0.419
Postoperative low output syndrome [n (%)] 1 (2.9) 4 (6.7) 0.650 0.440
Postoperative complications (Clavien–Dindo Classification) [n (%)]    1 0.307
 III/IV 10 (29.4) 18 (30)   
 V 24 (70.6) 42 (70)   
Patients in ICU [n (%)] 34 (100) 60 (100) 1 NA
Duration of ICU stay, days [mean (SD)] 19.06 (21.23) 11.92 (13.93) 0.085 0.003 [adjusted mean difference 12.09 (3.98)]
Hospital stay, days [mean (SD)] 22.20 (23.31) 16.03 (19.16) 0.169 0.016 [adjusted mean difference 12.14 (4.96)]
Postoperative mortality at 90 days [n (%)] 24 (70.6) 42 (70) 1 0.428
Survival at 1 year [n (%)] 9 (90) 17 (89.5) 1 0.999
Disposition* [n (%)]    0.895 0.790
Home 4 (40) 7 (38.9)   
Rehabilitation hospital/elderly house 6 (60) 11 (61.1)   
Restoration of intestinal continuity at 1 year after surgery** [n (%)] 2 (22.2) 10 (58.8) 0.110 0.05
Mortality after restoration of intestinal continuity at 1 year after surgery [n (%)] 0 0 NA NA
  1. MOF multi-organ failure, ICU intensive care unit
  2. *n = 28
  3. **n = 26
  4. #Model adjusted on demographic and clinical variables significantly different between AS-IC and Other-IC groups: hypertension, localization of ischemia, type of colonic resection, and use of open abdomen