Table 1.
Main characteristics of the gastric cancer cases and controls analyzed
| Cases | Controls | ||||
|---|---|---|---|---|---|
| N | (%) | N | (%) | ||
| Sex | Male | 214 | (58.6%) | 759 | (59.1%) |
| Female | 151 | (41.4%) | 525 | (40.9%) | |
| Anatomical subtype of gastric cancer | Cardia | 107 | (29.3%) | – | – |
| Non‐cardia | 181 | (49.6%) | – | – | |
| Mixed | 6 | (1.6%) | – | – | |
| Unknown | 71 | (19.5%) | – | – | |
| Histological subtype of gastric cancer | Intestinal | 126 | (34.5%) | – | – |
| Diffuse | 128 | (35.1%) | – | – | |
| Mixed | 8 | (2.2%) | – | – | |
| Unknown | 103 | (28.2%) | – | – | |
| Mean | (Sd) | Mean | (Sd) | ||
|---|---|---|---|---|---|
| Age at recruitment (years) | 58.4 | (7.9) | 58.4 | (7.69) |