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Table 2 Portal venous stent patency in patients (n = 29) following postoperative portal vein stenosis

From: Portal vein stent placement for the treatment of postoperative portal vein stenosis: long-term success and factor associated with stent failure

Variables

 

Patency

p value

Yes

No

Age

≤69 years old

10

5

 

>69 years old

12

2

0.2310

Sex

Male

17

4

 

Female

5

3

0.2993

Pathological Diagnosis

Benign

2

0

 

Malignant

20

7

0.4084

Surgical Procedure

Liver Resection

11

4

 

Pancreas Resection

11

3

0.7419

Portal Vein Combined Resection

Yes

11

3

 

No

11

4

0.7419

Etiology

Tumor Recurrence

14

5

 

Vascular Orientated

8

2

0.7056

Involved Vessels

PV

13

3

 

SMV-PV

9

4

0.4519

Lesion Length

≤16 mm

10

5

 

>16 mm

12

2

0.2310

Collateral Vein

Yes

10

7

 

No

12

0

0.0107a

Stent Procedures

Transhepatic

15

7

 

Transileocolic

7

0

0.0866

Anticoagulation Therapy

≤1 day

17

6

 

>2 day

4

1

0.7757

PV pressure

≤33.5 mmH2O

10

1

 

>33.5 mmH2O

7

3

0.2230

  1. PV portal vein, SMV superior mesenteric vein
  2. aDenotes statistical significance