Table 1 Demographic characteristics of the cases and controls in gastric cancer
Characteristic | Case | Control | p | |||
|---|---|---|---|---|---|---|
n | % | n | % | |||
Total | 707 | 707 | ||||
Age (Mean ± SD) years | 59.48 ± 10.20 | 59.34 ± 9.01 | 0.793 | |||
> 60 | 336 | 47.5 | 357 | 50.5 | 0.264 | |
≤ 60 | 371 | 52.5 | 350 | 49.5 | ||
Gender | Male | 539 | 76.2 | 538 | 76.1 | 0.950 |
Female | 168 | 23.8 | 169 | 23.9 | ||
Smoking status | Yes | 353 | 49.9 | 352 | 49.8 | 0.958 |
No | 354 | 50.1 | 355 | 50.2 | ||
Alcohol consumption | Yes | 353 | 49.9 | 343 | 48.5 | 0.595 |
No | 354 | 50.1 | 364 | 51.5 | ||
Staging | III-IV | 484 | 68.5 | |||
I-II | 199 | 28.2 | ||||
missing data | 20 | 3.3 | ||||
lymphatic metastasis | Yes | 477 | 67.5 | |||
No | 178 | 25.2 | ||||
missing data | 52 | 7.3 | ||||