Table 1 Characteristics of patients in this cohort

Age (years), mean ± SD

54.16 ± 15.33

Male gender, n (%)

256/550 (46.5%)

Body mass index (kg/m²), mean ± SD

21.78 ± 4.84

Comorbidity, n (%)

 Diabetes mellitus

96/550 (17.4%)

 Kidney disease

49/550 (8.9%)

 Liver disease

46/550 (8.4%)

 Human immunodeficiency virus

29/550 (5.3%)

 Immunosuppressive agents

58/550 (10.5%)

Presentation, n (%)

 Duration of symptoms (weeks), median (IQR)

12 (5–24)

 Diarrhea characters

  Watery

440/550 (80.0%)

  Bloody

126/550 (22.9%)

  Steatorrhea

10/550 (1.8%)

 Abdominal pain

202/550 (36.7%)

 Nausea/vomiting

63/550 (10.9%)

 Fever

47/550 (8.5%)

 Weight loss

307/550 (55.8%)

 Significant weight loss (more than 10% of usual weight)

155/550 (28.2%)

 Amount of weight loss (kg), median (IQR)

2 (0–7)

 Edema

56/550 (10.2%)

Investigations

 Hemoglobin (g/dL), mean ± SD (n = 515)

11.63 ± 2.34

 Albumin (g/dL), mean ± SD (n = 431)

3.59 ± 0.99

 Stool fat, n (%)

36/110 (32.7%)