Table 1. Patient characteristics.
| Variable | N (%) [1,840] |
|---|---|
| Median age, years [range], | 67 [22–90] |
| Gender | |
| M | 1,479 (80.4) |
| F | 361 (19.6) |
| Location | |
| Middle | 156 (8.5) |
| Lower | 760 (41.3) |
| GEJ | 885 (48.1) |
| Overlap | 39 (2.1) |
| Histology | |
| Adenocarcinoma | 1,610 (87.5) |
| Squamous cell | 230 (12.5) |
| Median tumor length, cm (range) | 3.0 (2.0–4.2) |
| Path T stage | |
| T0 | 24 (1.3) |
| T1 | 538 (29.2) |
| T2 | 802 (43.6) |
| T3 | 461 (25.1) |
| T4 | 15 (0.8) |
| Path N stage | |
| N0 | 1,209 (65.7) |
| N1 | 478 (26.0) |
| N2 | 101 (5.5) |
| N3 | 52 (2.8) |
| Median lymph nodes removed [range] | 14 [8–21] |
| Grade | |
| Well | 149 (8.1) |
| Moderate | 777 (42.2) |
| Poor | 914 (49.7) |
| Surgical margins | |
| No residual | 1,677 (91.1) |
| Microscopic | 160 (8.7) |
| Macroscopic | 3 (0.2) |
| Facility volume | |
| Low (<10/year) | 1,081 (58.8) |
| Medium (10–20/year) | 401 (21.8) |
| High (>20/year) | 358 (19.5) |
GEJ, gastroesophageal junction.