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 1 Patients' characteristics

	Group A: Interventional	Group B: Surgical
Age (median/range)	60 (28–77)	59 (31–71)
Sex (f/m)	18/23	14/26
Primary tumour:
colon/rectum	27/14	26/14
grading (G1/G2/G3/Gx)	1/26/12/2	0/29/10/1
Number of liver metastases:
solitary/2–4/> 4	12/3/26	16/3/21
Occurrence of metastases
synchron/metachron	19/22	24/16
Pre-treatment:
Resection of primary	40	40
Hepatic resection/ablation	17	11
Adjuvant radiotherapy/chemotherapy radiochemotherapy	13	11
Palliative chemotherapy	17	9
more than 1 palliative pre-treatment *	9	0
Elevated CEA	29	32
Elevated Alkaline phosphatase *	30	16

ISSN: 1471-2407