Features | Cases (n = 871) | Controls (n = 812) | P | ||
---|---|---|---|---|---|
N | % | N | % | ||
Age (years) | 0.805 | ||||
≤ 50 | 376 | 43.17 | 345 | 42.49 | |
> 50 | 495 | 56.83 | 467 | 57.51 | |
Gender | 0.248 | ||||
Male | 318 | 36.51 | 319 | 39.29 | |
Female | 553 | 63.49 | 493 | 60.71 | |
H. pylori infection | < 0.0001 | ||||
Positive | 664 | 76.23 | 189 | 23.28 | |
Negative | 207 | 23.77 | 623 | 76.72 | |
Differentiation | |||||
G1 | 129 | 14.81 | |||
G2 | 251 | 28.82 | |||
G3 | 245 | 28.13 | |||
G4 | 219 | 25.14 | |||
Gx | 27 | 3.10 | |||
Tumor size (cm) | |||||
≤ 5 | 587 | 67.39 | |||
> 5 | 284 | 32.61 | |||
Metastasis | |||||
Yes | 412 | 47.30 | |||
No | 459 | 52.70 |