Table 1.
Cohort demographics (n = 2366)
| Variable | %* |
|---|---|
| Age (years) | |
| < 50 | 9.0 |
| 50–54 | 6.5 |
| 55–59 | 8.8 |
| 60–64 | 10.4 |
| 65–69 | 12.6 |
| 70+ | 52.6 |
| Sex | |
| Male | 64.8 |
| Tumour location | |
| Distal | 37.7 |
| Entire | 7.7 |
| GEJ | 25.6 |
| Middle | 16.3 |
| Proximal | 8.5 |
| Unknown | 4.2 |
| Grade** | |
| Well differentiated | 2.9 |
| Moderately well differentiated | 17.3 |
| Poorly differentiated | 38.0 |
| Undifferentiated | 1.2 |
| Unknown | 40.5 |
| Metaplasia** | |
| No | 6.0 |
| Yes | 17.7 |
| Unknown | 76.2 |
| Dysplasia** | |
| No | 6.6 |
| Yes | 9.1 |
| Unknown | 84.3 |
| Signet ring cell** | |
| No | 1.1 |
| Yes | 23.5 |
| Unknown | 75.4 |
*Percentages may not add up to 100 due to rounding
**Pathology data from OGD biopsy reports