Table 1 Patient characteristics
From: Characterization of genomic alterations in Chinese colorectal cancer patients with liver metastases
|  | Primary tumors (N  =  133) | Liver metastases (N  =  396) |
|---|---|---|
Age, median (range) | 57 (32–78) | 58 (13–80) |
Sex | ||
 Male | 65.4% (87/133) | 67.7% (268/396) |
 Female | 34.6% (46/133) | 32.3% (128/396) |
Primary site | ||
 Right | 21.8% (29/133) | 17.7% (70/396) |
 Left | 78.2% (104/227) | 82.3% (326/396) |
Timing of metastasis | ||
 Synchronous | 82.0% (109/133) | 72.2% (286/396) |
 Metachronous | 18.0% (24/133) | 27.8% (110/396) |
MSI status | ||
 MSI-H | 1.5% (2/133) | 1.3% (5/396) |
 MSS | 98.5% (131/133) | 98.7% (391/396) |