Indications for removal of the catheters compared to the mean duration of implantation
| Indication for removal | Proximal catheters | Distal catheters | |||||
|---|---|---|---|---|---|---|---|
| n | Mean time (months) | n | Mean time (months) | ||||
| Infection | 9 | 0.8 | 13 | 2.5 | |||
| Upper obstruction | 14 | 11.0 | 6 | 4.0 | |||
| Valve obstruction | 4 | 27.9 | 6 | 45.1 | |||
| Lower obstruction | 3 | 26.8 | 8 | 41.6 | |||
| Disconnection/ migration | 1 | 86.8 | 5 | 102.8 | |||
| Overdrainage | 4 | 43.8 | 4 | 27.5 | |||
| Pain | 0 | 2 | 132.8 | ||||
| Elective removal | 0 | 1 | 1.0 | ||||