Prevalence of hypercoagulable states in stented thrombotic iliac vein compression syndrome with comparison of re-intervention and anticoagulation regimens

Table 3 Complications by thrombophilia testing

Thrombophilia work-up (n = 33)	Positive (n = 16)	Negative (n = 17)
Clinical success
Stent patency	14 (87.5%)	12 (70.6%)
1 mo	12 of 13 (92.3%)	13 of 16 (81.3%)
6 mo	10 of 12 (83.3%)	12 of 15 (80%)
12 mo	7 of 9 (77.8%)	10 of 13 (76.9%)
Stent thrombosis	2 (12.5%)	4 (23.5%)
Anticoagulated during stent thrombosis	1 of 2 (50%)	2 of 4 (50%)
Re-intervention rates	4 (25%)	6 (35.3%)
Number of re-interventions
1	50%	67%
2	0%	33%
3	25%	0%
4	25%	0%