Distribution of study variables (all sites, oesophagus, oesophagogastric junction (OGJ), and stomach)
| All sites (n=1067) | Oesophagus (n=281) | OGJ (n=332) | Stomach (n=454) | |
|---|---|---|---|---|
| Values in parentheses are percentages. | ||||
| NOS, not otherwise specified. | ||||
| Sex | ||||
| Male | 627 (58.8) | 141 (50.2) | 232 (69.9) | 254 (55.9) |
| Female | 440 (41.2) | 140 (49.8) | 100 (30.1) | 200 (44.1) |
| Mean age (all patients) | 71.0 | 70.6 | 68.1 | 73.2 |
| Mean age (men) | 68.7 | 67.4 | 66.5 | 71.5 |
| Mean age (women) | 74.1 | 73.9 | 71.8 | 75.5 |
| Histological subtype | ||||
| Adenocarcinoma | 746 (69.9) | 107 (38.1) | 270 (81.3) | 369 (81.3) |
| Squamous cell | 142 (13.3) | 124 (44.1) | 17 (5.1) | 1 (0.2) |
| Other | 14 (1.3) | 2 (0.7) | 4 (1.2) | 8 (1.8) |
| Carcinoma NOS | 38 (3.6) | 14 (5.0) | 11 (3.3) | 13 (2.9) |
| Unknown | 127 (11.9) | 34 (12.1) | 30 (9.0) | 63 (13.9) |