Retrievable Inferior Vena Cava Filters in Patients with Cancer: Complications and Retrieval Success Rate

Table 2

Outcomes by active cancer status.

	Active cancer; ()	No cancer; ()	value
Death	48 ()	42 ()	<0.01
Time to death, days (median, IQR)	78 (24–308)	42 (8–86)	<0.01
Died with filter in place	37 ()	35 ()	0.45
Filter status changed to permanent	13 ()	13 ()	0.59
Filter retrieved	33 ()	94 ()	<0.01
Filter retrieved or changed to permanent	46 ()	107 ()	0.056
Time to filter retrieval, days (median, IQR)	33 (14–63)	38 (18–93)	0.16
Time to retrieval or changed to permanent, days (median, IQR)	45 (28–94)	92 (39–226)	0.03
Complications
Incident VTE	14 ()	29 ()	0.75
DVT	11 ()	28 ()	0.35
PE	4 ()	1 (0.6)	0.05
patients with filter complications	15 ()	30 ()	0.83
Filter complications
Migration	1 ()	2 ()	1
Embolization	1 ()	1 (0.6)	1
Fracture	0	2 ()	0.55
Thrombosis	9 ()	15 ()	0.83
Tilting	2 ()	12 ()	0.10
Penetration	4 ()	1 ()	0.05
Other	1 ()	3 ()	1
Major filter complications	10 ()	12 ()	0.26
patients with complications or incident VTE	19 ()	43 ()	0.44

Note: values are (%) unless otherwise specified. IQR: interquartile range; : Fisher’s exact test.