Table 1. Distributions of select characteristics among non-cardia gastric cancer patients and controls in Chinese populations.
| Characteristics | Cases | Controls | ||
| N (438) | (%) | N (727) | (%) | |
| Age(years) | ||||
| ≤60 | 156 | 35.6 | 283 | 38.9 |
| >60 | 282 | 64.4 | 444 | 61.1 |
| Sex | ||||
| Male | 322 | 73.5 | 491 | 67.5 |
| Female | 116 | 26.5 | 236 | 32.5 |
| Smoking status | ||||
| Positive | 189 | 43.2 | 221 | 30.4 |
| Negative | 249 | 56.8 | 506 | 69.6 |
| Drinking | ||||
| Positive | 175 | 39.9 | 267 | 36.7 |
| Negative | 263 | 60.1 | 460 | 63.3 |
| Family history | ||||
| Positive | 34 | 7.8 | 51 | 7.0 |
| Negative | 404 | 92.2 | 676 | 93.0 |
| H.pylori status | ||||
| H. pylori positive | 322 | 73.5 | ||
| H. pylori negative | 116 | 26.5 | ||
| TNM stage | ||||
| I | 104 | 23.7 | ||
| II | 90 | 20.6 | ||
| III | 169 | 38.6 | ||
| IV | 75 | 17.1 | ||