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) |
1Prior to resection of colorectal cancer liver metastases.