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Demographic and clinical characteristics of GC patient (cases) and control groups.
| Variables | Cases N = 1021 | Control N = 1304 | P | |
|---|---|---|---|---|
| age | 0.364 | |||
| ≤60 | 459 (0.45) | 612 (0.47) | ||
| >60 | 562 (0.55) | 692 (0.53) | ||
| sex | 0.321 | |||
| male | 715 (0.70) | 887 (0.68) | ||
| female | 306 (0.30) | 417 (0.32) | ||
| Tumor site | ||||
| Non-carida | 806 (0.79) | |||
| Cardia | 214 (0.21) | |||
| TNM stage | ||||
| I/II | 470 (0.46) | |||
| III/IV | 551 (0.54) |
