Findings in young adults at colonoscopy from a hospital service database audit

BMC Gastroenterology

Table 4 Associations between significant neoplasia and bleeding observations in patients with bleeding

		Age <50	%	P-value	Age ≥50	%	P-value	All	%	P-value
		n=			n=			n=
Totals	Patients with bleeding	137			561			698
Any bleeding	With CPL/CRC	10	7.3	0.18	101	18.0	0.03	111	15.9	0.005
	With SSA/P	5	3.6	0.2	17	3.0	0.53	22	3.2	0.99
	With AA	4	2.9	0.54	65	11.6	0.03	69	9.9	0.008
Totals	Patients with overt bleeding	n = 108			n = 240			n = 348
Overt bleeding	With CPL/CRC	8	7.4	0.17	40	16.7	0.31	48	13.8	0.34
	With SSA/P	4	3.7	0.21	8	3.3	0.56	12	3.4	0.42
	With AA	4	3.7	0.21	23	9.6	0.49	27	7.8	0.52
Totals	Patients with occult bleeding	n = 29			n = 321			n = 350
Occult bleeding	With CPL/CRC	2	6.9	0.45	61	19.0	0.03	63	18.0	0.002
	With SSA/P	1	3.4	0.5	9	2.8	0.31	10	2.9	0.44
	With AA	0	0.0	0.5	42	13.1	0.009	42	12.0	0.001

CPL/CRC CRC precursor lesions and/or CRC, SSA/P sessile serrated polyp, AA advanced conventional adenoma (≥10 mm or high-grade dysplasia or villous histology)
Significant p-values are shown in italics

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