Table 1 Summary of clinical characteristic of GC patients
Characteristics | Training group (TCGA, N = 380) | Test group (GSE84437, N = 433) | Test group (GSE15459, N = 192) |
|---|---|---|---|
Age category | Â | Â | Â |
 < 65/≥ 65/NA | 156/220/4 | 267/166/0 | 83/109/0 |
Gender | Â | Â | Â |
 Male/female | 243/137 | 296/137 | 125/67 |
Vital status | Â | Â | Â |
 Alive/dead | 231/149 | 224/209 | 97/95 |
Grade | Â | Â | Â |
 G1/G2/G3/GX | 10/140/221/9 | NA | NA |
Tumor stage | Â | Â | Â |
 I/II/III/IV/NA | 55/112/151/39/23 | NA | 31/29/72/60/0 |
T stage | Â | Â | Â |
 T1/T2/T3/T4/NA | 20/84/169/99/8 | 11/38/92/292/0 | NA |
M stage | Â | Â | Â |
 M0/M1/MX | 334/26/20 | NA | NA |
N stage | Â | Â | Â |
 N0/N1/N2/N3/NX | 113/99/75/75/18 | 80/188/132/33/0 | NA |