Characteristics | n | % |
---|---|---|
Male/female ratio | 26/4 | 86.7:13.3 |
Age (years) | ||
 Median (range) | 60 (32–72) |  |
 > 65 | 5 | 16.7 |
ECOG performance status | ||
 0 | 3 | 10.0 |
 1 | 27 | 90.0 |
TNM stage | ||
 IV | 30 | 100 |
CEA(ng/ml) | ||
 < 5 | 2 | 6.7 |
 5–200 | 16 | 53.3 |
 > 200 | 10 | 33.3 |
 Unknown | 2 | 6.7 |
Primary disease site | ||
 Colon | 13 | 43.3 |
 Rectum | 16 | 53.3 |
 Colon and rectum | 1 | 3.3 |
Primary tumor location | ||
 Right | 4 | 13.3 |
 Left colon and rectum | 26 | 86.7 |
Primary tumor resected | ||
 Yes | 19 | 63.3 |
 No | 11 | 36.7 |
Metastatic sites | ||
 Liver only | 16 | 53.3 |
 Liver + other | 9 | 30 |
 Other only | 5 | 16.7 |
Metastatic status | ||
 Synchronous | 25 | 83.3 |
 Metachronous | 5 | 16.7 |
Diameter of the largest target lesions (mm) | ||
 median (range)a | 45 (16–122) |  |
MSI/MMR statusb | ||
 MSS/pMMR | 25 | 83.3 |
 MSI-H/dMMR | 0 | 0 |
 Unknow | 5 | 16.7 |