Axial transformationa
|
Lower stent border
|
---|
Common femoral veinb
|
Deep femoral vein
|
Femoral vein
|
---|
Grade 0
|
5
|
0
|
1
|
Grade 1
|
4
|
0
|
0
|
Grade 2
|
2
|
3
|
0
|
Grade 3
|
10
|
9
|
0
|
Grade 4
|
1
|
2
|
0
|
- aGrade 0 = normal vein anatomy, grade 1 = popliteal-deep femoral vein collateral connection with normal deep femoral vein caliber, grade 2 = enlarged deep femoral vein smaller than or equal to the femoral vein, grade 3 = deep femoral vein larger than obstructed femoral vein, grade 4 = total occlusion of femoral vein14
- bMissing data n = 2