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Table 6 Summary of the most relevant studies in the literature on IC-related mortality following emergency colectomy

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

Author, year Study design Study time frame Number Mean or median age (years) IC etiology IC localization IC requiring surgery (by procedure) IC mortality Risk factors for IC mortality Survival
Aday et al., 2018 Retrospective single-center study 2012–2016 275 62 Cardiovascular surgery NA Overall, 5%
EVAR, 28.5%
open surgery, 71.5%
nrAAA, 62.5%
rAAA, 83%
NA NA
Gilshtein et al., 2018 Retrospective single-center study 2011–2016 63 72.5 NA NA Overall, 19% 50% - Older age
- Comorbidities (chronic renal disease, ischemic heart disease)
- Higher lactate level
NA
Noh et al., 2015 Retrospective single-center study 2003–2011 50 68 Medical causes Right colon, 22%
Left colon, 66%
Transverse colon, 6%
Pancolic, 6%
100% 30% - History of cardiovascular surgery
- Delay to surgery ≥ 3 days
NA
Genstorfer et al., 2014 Retrospective single-center study 2004–2010 100 74 Aortic surgery, 16%
Cardiac surgery, 17%
Right colon, 33% Left colon, 40%
Pancolic, 27%
100% 54% - Right colon ischemia
- Pancolic ischemia
- Decrease preoperative pH
- Prior cardiac/aortic surgery
NA
Moszkowicz et al., 2014 Retrospective single-center study 1997–2012 191 70 Aortic surgery, 62%
Spontaneous, 38%
AS-IC:
Right colon, 2%
Left colon, 45%
Pancolic, 53%
Spontaneous IC:
Right colon, 60%
Left colon, 13%
Pancolic, 6%
91% 48% - Age older than 75 years
- Multiple organ failure
NA
Castleberry et al., 2013 Retrospective single-center study 2000–2009 115 64 GI surgery, 12% Cardiovascular surgery, 26% Right colon, 49%
Pancolic, 26%
100% In hospital, 37% - ASA > 4
- Preoperative lactate level
- Renal failure requiring hemodialysis
- Intraoperative adrenergic vasopressor use
- Blood loss > 500 mL
1 year, 43%
3 years, 33%
5 years, 27%
Reissfelder et al., 2011 Retrospective single-center study 2002–2008 177 69 NA NA 100% 48% - Non-occlusive IC
- Acute renal failure
- Extent of bowel ischemia
- Lactate level
- Duration of catecholamine therapy
NA
Antolovic et al., 2008 Retrospective single-center study 2001–2004 85 68.5 Cardiovascular surgery, 55% Right colon, 26%
Left colon, 8%
Sigmoid, 5%
Pancolic, 49%
100% 47% - ASA >3
- Emergency surgery
- Blood loss
NA
Huguier et al., 2006 Retrospective single-center study 1992–1999 73 73 NA Pancolic, 9% 45% 62% - Age < 80 years
- Male gender
- Absence of bleeding
- Abdominal tenderness
2 years, 88%
5 years, 68%
Present study Retrospective single-center study 2008–2019 94 72 Aortic surgery, 36.2%
Other causes, 63.8%
Right colon, 4.3%
Left colon, 20.2%
Transverse colon, 6.4%
Pancolic, 53.2%
Overall, 100%
EVAR, 26.%
Open surgery, 73.5%
rAAA, 61.8%
In hospital/90 days, 70.2% - Preoperative lactates level
- Time interval from symptoms onset to surgery
- Intraoperatory adrenergic vasopressors
- Postoperative kidney failure
- ICMR score
1 year, 27.6%
  1. IC ischemic colitis, AAA aortic abdominal repair, AFib/RVR Atrial fibrillation with rapid ventricular response, EVAR endovascular aortic repair, GI gastrointestinal, IMA inferior mesenteric artery, nrAAA non-ruptured AAA, rAAA ruptured AAA, RCI right colonic ischemia, SMA superior mesenteric artery