Research Article

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

Death48 ()42 ()<0.01
Time to death, days (median, IQR)78 (24–308)42 (8–86)<0.01
Died with filter in place37 ()35 ()0.45
Filter status changed to permanent 13 ()13 ()0.59
Filter retrieved33 ()94 ()<0.01
Filter retrieved or changed to permanent46 ()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 VTE14 ()29 ()0.75
 DVT11 ()28 ()0.35
 PE4 ()1 (0.6)0.05
patients with filter complications 15 ()30 ()0.83
Filter complications
 Migration1 ()2 ()1
 Embolization1 ()1 (0.6)1
 Fracture02 ()0.55
 Thrombosis9 ()15 ()0.83
 Tilting2 ()12 ()0.10
 Penetration4 ()1 ()0.05
 Other1 ()3 ()1
Major filter complications10 ()12 ()0.26
patients with complications or incident VTE19 ()43 ()0.44

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