Research Article

Predisposing Factors of Ischemic Colitis: Data from 14 Years of Experience in a Single Center

Table 1

Clinical characteristics of 159 patients with ischemic colitis.

Clinical characteristics

Mean age, years65.2 ± 14.4
 ≤49 years22 (13.8)
 ≥50 years137 (86.2)
Sex
 Female94 (59.1)
 Male65 (40.9)
Symptom
 Abdominal pain131 (82.4)
 Hematochezia137 (86.2)
 Pain and bleeding113 (71.1)
 Nausea/vomiting23 (14.5)
 Diarrhea48 (30.2)
Involved region
 Ascending colon29 (18.2)
 Transverse colon49 (30.8)
 Descending colon84 (52.8)
 Sigmoid colon110 (69.2)
 Rectum29 (18.2)
Colonoscopy findings
 Ulcer96 (60.4)
 Circumferential lesion129 (81.1)
 Colon single-stripe sign10 (6.3)
Routes of admission
 Emergency department97 (61)
 Transfer12 (7.5)
 Outpatient clinic visits50 (31.5)
Risk factor
 Hypertension87 (54.7)
 IHD19 (12.0)
 Diabetes mellitus31 (19.5)
 Stroke17 (10.7)
 Constipation28 (17.6)
 Abdominal surgery37 (23.3)
 Atrial fibrillation11 (6.9)
 COPD6 (3.8)
 Rheumatic disease4 (2.5)
 Hemodialysis4 (2.5)
 Diuretics11 (6.9)
 Chemotherapy2 (1.3)
 DVT1 (0.6)
 PVD1 (0.6)
Number of risk factors1.63 ± 1.24
Predisposing factor51 (32.1)
 Diarrhea16 (10.1)
 Alcohol consumption11 (6.9)
 Colonoscopy§7 (4.4)
 Enema or laxative use11 (6.9)
 Shock4 (2.5)
 Pancreatitis1 (0.6)
 Burn1 (0.6)
Antibiotics use124 (78)
Unfavorable outcomes9 (5.7)

Data are given as mean ± standard deviation or total number (percentage). IHD: ischemic heart disease; COPD: chronic obstructive pulmonary disease; DVT: deep vein thrombosis; PVD: peripheral vascular disease; ulcer includes ulcer and mucosal necrosis; abdominal surgery includes laparotomy, appendectomy, and laparoscopic surgery; §colonoscopy includes colonoscopy and colonic polypectomy; unfavorable outcomes include surgical treatment, terminal discharge, and death.