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Clinical characteristics of the GC patients used in the derivation cohort.
| Characteristic | levels | Overall |
|---|---|---|
| n | 375 | |
| T stage, n (%) | T1 | 19 (5.2%) |
| T2 | 80 (21.8%) | |
| T3 | 168 (45.8%) | |
| T4 | 100 (27.2%) | |
| N stage, n (%) | N0 | 111 (31.1%) |
| N1 | 97 (27.2%) | |
| N2 | 75 (21%) | |
| N3 | 74 (20.7%) | |
| M stage, n (%) | M0 | 330 (93%) |
| M1 | 25 (7%) | |
| Gender, n (%) | Female | 134 (35.7%) |
| Male | 241 (64.3%) | |
| Age, n (%) | <=65 | 164 (44.2%) |
| >65 | 207 (55.8%) | |
| Age, median (IQR) | 67 (58, 73) |
