Etiology

Young and middle-aged group

Elderly group

P-value

ulcerative colitis

43 (53.75)

5 (14.71)

<0.01

crohn’s disease

6 (7.50)

1 (2.94)

>0.05

colorectal polyps

13 (16.25)

12 (35.29)

<0.05

hemorrhoids

7 (8.75)

3 (8.82)

>0.05

ischemic bowel disease

6 (7.50)

4 (11.76)

>0.05

colon ulcers

4 (5.00)

1 (2.94)

>0.05

colon cancer

0 (0.00)

6 (17.65)

<0.01

type B paratyphoid

1 (1.25)

0 (0.00)

>0.05

ileocecal vascular malformation

0 (0.00)

2 (5.88)

>0.05