Current state of practice for colonic diverticular bleeding in 37 hospitals in Japan: A multicenter questionnaire study

Table 4 Questions and answers regarding clinical outcomes of colonic diverticular bleeding in 37 hospitals n (%)

No.	Question	Answer (n = 37)	High volume (n = 18)	Low volume (n = 19)	P value	East Japan (n = 21)	West Japan (n = 16)	P value
24	How often do you identify SRH in patients who undergo colonoscopy?1
	0%-20%	15 (41.7)	6 (40.0)	9 (60.0)		7 (46.7)	8 (53.3)
	21%-40%	16 (44.4)	7 (43.8)	9 (56.2)		10 (62.5)	6 (37.5)
	41%-60%	4 (11.1)	4 (100)	0		3 (75.0)	1 (25.0)
	61%-80%	1 (2.8)	0	1 (100)		0	1 (100)
	81%-100%	0	0	0	0.122	0	0	0.658
25	How often do you experience rebleeding events after endoscopic hemostasis?1
	0%-20%	22 (61.1)	10 (45.5)	12 (54.6)		13 (59.1)	9 (40.9)
	21%-40%	10 (27.8)	4 (40.0)	6 (60.0)		7 (70.0)	3 (30.0)
	41%-60%	3 (8.3)	2 (66.7)	1 (33.3)		1 (33.3)	2 (66.7)
	61%-80%	1 (2.8)	1 (100)	0		0	1 (100)
	81%-100%	0	0	0	0.721	0	0	0.458
26	How often do you experience rebleeding events after IVR?1
	0%-20%	27 (90.1)	15 (55.6)	12 (44.4)		16 (59.3)	11 (40.7)
	21%-40%	0	0	0		0	0
	41%-60%	1 (3.3)	0	1 (100)		0	1 (100)
	61%-80%	1 (3.3)	1	1 (100)		0	1 (100)
	81%-100%	1 (3.3)	1 (100)	0	0.448	0	1 (100)	0.090
27	How often do you experience rebleeding events after barium impaction therapy?1
	0%-20%	10 (71.6)	6 (60.0)	4 (40.0)		9 (90.0)	1 (10.0)
	21%-40%	1 (7.1)	0	1 (100)		0	1 (100)
	41%-60%	1 (7.1)	0	1 (100)		0	1 (100)
	61%-80%	1 (7.1)	1 (100)	0		0	1 (100)
	81%-100%	1 (7.1)	0	1 (100)	0.559	0	1 (100)	0.005

¹Missing data included. Values in parentheses are percentages. SRH: Stigmata of recent hemorrhage; IVR: Interventional radiology.