Table 1 Clinicopathologic characteristics of patients who underwent potentially curative resection for colorectal cancer liver metastases
n (%) or median (range) | |
|---|---|
n | 297 (100) |
Gender | |
Male | 199 (67) |
Female | 98 (33) |
Age [years] | 64 (30 – 88) |
Initial stage of disease [UICC] | |
I | 22 (7) |
II | 56 (19) |
III | 94 (32) |
IV | 125 (42) |
Site of primary tumor | |
Colon | 166 (56) |
Rectum | 131 (44) |
CEA level [μg/l] 1 | 15.1 (0.5 – 7606) |
Time of metastasis | |
Synchronous | 125 (42) |
Metachronous | 172 (58) |
Number of metastases | |
1 | 160 (54) |
> 1 | 137 (46) |
Size of largest metastasis | |
< 5 cm | 143 (48) |
≥ 5 cm | 154 (52) |
Distribution of metastases | |
Unilobar | 186 (63) |
Bilobar | 111 (37) |
Extent of liver resection | |
Major resection (>2 segments) | 172 (58%) |
Minor resection (≤2 segments) | 125 (42%) |
MSKCC clinical risk score | |
≤ 2 | 171 (58) |
> 2 | 126 (42) |