Predictors of irreversible intestinal resection in patients with acute mesenteric venous thrombosis

Table 1 Characteristics of acute mesenteric venous thrombosis patients treated by transcatheter thrombolysis

Variable	All patients	Without resection	With resection	P value
	n = 58	n = 26	n = 32
Age, yr, mean ± SD	45 ± 12.4	44.6 ± 10.4	47.6 ± 13.8	0.366
Male, n (%)	39 (67.2)	16 (61.5)	23 (71.9)	0.404
Location of thrombosis, n (%)				0.752
SMV	12 (20.7)	6 (23.1)	6 (18.8)
SMV + PV	46 (79.3)	20 (76.9)	26 (81.3)
Duration of anticoagulation alone before catheter-directed thrombolysis, h, median (IQR)	28.5 (22-54.8)	36 (22.8-72)	27 (18.8-48)	0.143
Thrombolytic approaches, n (%)				0.199
PT/TI-PV-SMV + SMA catheterization	42 (72.4)	21 (80.8)	21 (65.6)
SMA catheterization alone	16 (27.6)	5 (19.2)	11 (34.4)
Days of thrombolysis, d, mean ± SD	7.1 ± 2.9	6.7 ± 2.9	7.3 ± 2.8	0.421
APACHE II score, mean ± SD	10.6 ± 4.2	8.4 ± 3.5	12.5 ± 3.9	< 0.001
Associated comorbidities, n (%)
Liver cirrhosis/portal hypertension	11 (19.0)	7 (26.9)	4 (12.5)	0.163
Splenectomy	10 (17.2)	7 (26.9)	3 (9.4)	0.078
History of other abdominal surgery	9 (15.5)	5 (19.2)	4 (12.5)	0.481
History of thrombosis	9 (15.5)	2 (7.7)	7 (21.9)	0.138
Active smoking	13 (22.4)	6 (23.1)	7 (21.9)	0.913
Alcohol abuse	7 (12.1)	3 (11.5)	4 (12.5)	0.911
Hypertension	6 (10.3)	2 (7.7)	4 (12.5)	0.550
Diabetes mellitus	2 (3.4)	0 (0)	2 (6.3)	0.197
Duration of symptoms from onset to admission, d, median (IQR)	7 (4-13)	7 (4-15)	7 (4-12)	0.333
Clinical presentation, n (%)
Abdominal pain	53 (91.4)	23 (88.5)	30 (93.8)	0.475
Nausea and vomiting	28 (48.3)	12 (46.2)	16 (50.0)	0.771
Hematochezia	12 (20.7)	6 (23.1)	6 (18.8)	0.686
Local peritonitis	19 (32.8)	5 (19.2)	14 (43.8)	0.048

Quantitative variables are expressed as the mean ± SD or median and interquartile range (IQR). AMVT: Acute mesenteric venous thrombosis; SMV: Superior mesenteric vein; PV: Portal vein; SMA: Superior mesenteric artery; PT: Percutaneous transhepatic; TI: Trans-jugular intrahepatic; APACHE II: Acute Physiology and Chronic Health Evaluation II; IQR: Interquartile range.