Table 1 Characteristics of the patients analyzed with RT-PCR and CK-ICC.
| Â | RT-PCR | CK-ICC | ||
|---|---|---|---|---|
| Â | positive N = 9 | negative N = 35 | positive N = 15 | negative N = 31 |
Male | 5 (56) | 26 (74) | 12 (80) | 20 (65) |
Age (years), mean (se) | 63.4 (3.7) | 60.9 (1.3) | 62.9 (2.3) | 60.2 (1.6) |
TNM stage of primary tumor | Â | Â | Â | Â |
1 | 1 (11) | 3 (9) | 2 (13) | 1 (3) |
2 | 1 (11) | 6 (17) | 2 (13) | 4 (13) |
3 | 3 (33) | 9 (26) | 5 (33) | 8 (26) |
4 | 4 (45) | 17 (49) | 6 (40) | 18 (58) |
Time span between PT and LM (months) | Â | Â | Â | Â |
< 12 | 6 (67) | 20 (57) | 8 (53) | 23 (74) |
> 12 | 3 (33) | 15 (43) | 7 (47) | 8 (26) |
Preoperative systemic chemotherapy | Â | Â | Â | Â |
No | 4 (44) | 25 (71) | 12 (80) | 18 (58) |
Yes | 5 (56) | 10 (29) | 3 (20) | 13 (42) |
Serum CEA level | Â | Â | Â | Â |
< 200 ug/l | 5 (55) | 30 (86) | 13 (87) | 25 (81) |
> 200 ug/l | 1 (11) | 3 (9) | 1 (7) | 2 (7) |
not assessed | 3 (33) | 2 (5) | 1 (7) | 4 (14) |
No. of liver metastases | Â | Â | Â | Â |
1 | 3 (33) | 14 (40) | 5 (33) | 12 (39) |
> 1 | 6 (67) | 21 (60) | 10 (67) | 19 (61) |
Diameter of liver metastases (cm) | Â | Â | Â | Â |
< 5 | 7 (77) | 28 (80) | 12 (80) | 26 (84) |
> 5 | 2 (33) | 7 (20) | 3 (20) | 5 (16) |
MSKCC clinical risk score | Â | Â | Â | Â |
   0-2 (low) | 4 (44) | 24 (69) | 12 (80) | 20 (65) |
   ≥ 3 (high) | 5 (56) | 11 (31) | 3 (20) | 11 (35) |
Death | 6 (67) | 10 (29) | 5 (33) | 14 (45) |