Interventionally implanted port catheter systems for hepatic arterial infusion of chemotherapy in patients with colorectal liver metastases: A phase II-study and historical comparison with the surgical approach

Table 3 Overall port complications

	GROUP A: Interventional		GROUP B: Surgical		*p value*
Number of pts./treatment courses	41/260		40/245
	*Abs.*	%	*Abs.*	%
Number of complications	39	100.0	45	100.0
*vascular*	25	64.1	36	77.8	*0.103*
Dislocation of catheter tip	8	20,5	3	6.7	0.061
Thrombosis (total)	7	17.9	10	22.2	0.627
Thrombosis (partial)/embolism	6	15.4	9	20.0	0.582
Stenosis	0	0.0	7	15.6	0.010
Dissection	3	7.7	6	13.3	0.404
Reflux	1	2.6	1	2.2	0.918
*non vascular*	14	38.5	9	22.2	*0.103*
Leakage/extravasation	4/1	12.8	3/1	8.9	0.561
Disconnection/rupture	4/1	12.8	0/1	2.2	0.060
Rotation of port chamber	0	0.0	2	4.4	0.183
Infection of port chamber	3	7.7	1	2.2	0.240
others	1	2.6	1	2.2	0.918

ISSN: 1471-2407