Characteristics and prognosis of small bowel tumors: A retrospective study

Table 1 Demographic data and clinical manifestations of the enrolled patients (n = 51)

	n (%)	Benign	Malignant	P value
Sex	Male	29 (56.8)	10 (71.4)	19 (51.4)	0.329
	Female	22 (43.2)	4 (28.6)	18 (48.6)
Age		58.9 ± 18.8	45.9 ± 18.7	63.9 ± 16.5	0.002
Indication	Suspected small intestinal tumor	27 (52.9)	7 (50.0)	20 (55.3)	0.558
	Obscure GI bleeding	20 (39.2)	5 (35.7)	15 (39.5)
	Bowel obstruction	1 (2.0)	0 (0.0)	1 (2.6)
	Abdominal pain	3 (5.9)	2 (14.3)	1 (2.6)
Endoscopy route	Antegrade	24 (47.1)	3 (21.4)	21 (56.8)	0.074
	Retrograde	20 (39.2)	8 (57.1)	12 (32.4)
	Bidirectional	7 (13.7)	3 (21.4)	4 (10.8)
Imaging study	Not performed	4 (7.8)	4 (28.6)	0 (0.0)	0.004
	CT/MRI	47 (92.2)	10 (71.4)	37 (100)
Imaging finding	None	18 (35.3)	6 (42.9)	12 (32.4)	0.005
	Small intestinal tumor	22 (43.1)	3 (21.4)	19 (51.4)
	Wall thickening	7 (13.7)	1 (7.1)	6 (16.2)
	Not performed	4 (7.8)	4 (28.6)	0 (0.0)
Presentation	None	1 (2.0)	0 (0)	1 (2.8)	0.501
	Abdominal pain	12 (23.5)	5 (35.7)	7 (19.4)
	GI bleeding	29 (56.9)	6 (42.9)	22 (61.1)
	Other	9 (17.6)	3 (21.4)	6 (16.7)
Location	Duodenum	11 (21.7)	2 (14.3)	9 (24.3)	0.615
	Jejunum	19 (37.3)	5 (35.7)	14 (37.8)
	Ileum	21 (41.2)	7 (50)	14 (37.8)

CT: Computed tomography; GI: Gastrointestinal; MRI: Magnetic resonance imaging.