Table 1.

Clinical characteristics and etiology/risk factors of the acute superior mesenteric vein thrombosis patient cohort n (%)

Variable	Overall	Group 1	Group 2	P value
	(n = 25)	(n = 12)	(n = 13)
Age (yr)1	45.08 ± 11.74	46.69 ± 12.69	43.33 ± 10.88	0.48
Sex
Male	15 (60.0)	9 (75.0)	6 (46.2)	0.23
Female	10 (40.0)	3 (25.0)	7 (53.9)
Primary
Protein C deficiency	2 (8.0)	1 (8.3)	1 (7.7)	1.00
Protein S deficiency	2 (8.0)	0 (0.0)	2 (15.4)	0.48
Antithrombin IIIdeficiency	2 (8.0)	1 (8.3)	1 (7.7)	1.00
Factor V Leiden disorder	1 (4.0)	1 (8.3)	0 (0.0)	0.48
Antiphospholipid syndrome	2 (8.0)	1 (8.3)	1 (7.7)	1.00
No thrombophilia	16 (64.0)	8 (66.7)	8 (61.5)	1.00
Secondary
History of splenectomy	6 (24.0)	4 (33.3)	2 (15.4)	0.38
Other earlier abdominal surgery	6 (24.0)	4 (33.3)	2 (15.4)	0.38
Prior DVT/PE	3 (12.0)	1 (8.3)	2 (15.4)	1.00
Cerebral infarction	4 (16.0)	3 (25.0)	1 (7.7)	0.32
Pancreatitis	2 (8.0)	1 (8.3)	1 (7.7)	1.00
Inflammatory bowel disease	1 (4.0)	1 (8.3)	0 (0.0)	0.48
Oral contraceptive use	3 (12.0)	1 (8.3)	2 (15.4)	1.00
Pregnancy	3 (12.0)	2 (16.7)	1 (7.7)	0.59
Alcohol abuse	4 (16.0)	2 (16.7)	2 (15.4)	1.00
Malignancy	3 (12.0)	1 (8.3)	2 (15.4)	1.00
Cirrhosis/portal hypertension	8 (32.0)	3 (25.0)	5 (38.5)	0.67
Bilharzial cirrhosis	2 (8.0)	1 (8.3)	1 (7.7)	1.00
Non-bilharzial cirrhosis	6 (24.0)	2 (16.7)	4 (30.8)	0.65
Diabetes mellitus	1 (4.0)	1 (8.3)	0 (0.0)	0.48
Hypertension	1 (4.0)	0 (0.0)	1 (7.7)	1.00

¹Analysis was performed by t test or Fisher’s exact test. DVT: Deep vein thrombosis; PE: Pulmonary embolism.