Table 1.
Demographic and clinicopathologic characteristics of patients with early and advanced GA (n = 867)
| T1-2, N0 (n = 56) | T3-4, N+ (n = 811) | p value | ||
|---|---|---|---|---|
| Age, years | 63 ± 13 | 61 ± 12 | 0.267 | |
| Gender | Male | 24 (42.9%) | 552 (68.1%) | < 0.001 |
| Race | White | 23 (41.1%) | 517 (63.7%) | 0.004 |
| Hispanic | 14 (25%) | 152 (18.7%) | ||
| Black | 5 (8.9%) | 55 (6.0%) | ||
| Asian | 9 (16.1%) | 40 (4.9%) | ||
| Other/unknown | 5 (8.9%) | 47 (5.8%) | ||
| Histology | Well differentiated | 0 (0.0%) | 3 (0.4%) | 0.936 |
| Moderately differentiated | 12 (21.4%) | 177 (21.8%) | ||
| Poorly differentiated | 44 (78.6%) | 630 (77.7%) | ||
| Undifferentiated/anaplastic | 0 (0.0%) | 1 (0.1%) | ||
| Signet ring cells | 33 (58.9%) | 379 (46.7%) | 0.096 | |
| Linitis plastica | 13 (25.0%) | 93 (11.3%) | 0.016 | |
| EUS T stage | T1a | 0 (0.0%) | 3 (0.4%) | < 0.001 |
| T1b | 2 (3.6%) | 0 (0.0%) | ||
| T2 | 54 (96.4%) | 29 (3.6%) | ||
| T3 | 0 (0.0%) | 691 (85.2%) | ||
| T4 | 0 (0.0%) | 49 (6.0%) | ||
| T4a | 0 (0.0%) | 35 (4.3%) | ||
| T4b | 0 (0.0%) | 3 (0.4%) | ||
| Tx | 0 (0.0%) | 1 (0.1%) | ||
| EUS N stage | N0 | 56 (100.0%) | 273 (33.7%) | < 0.001 |
| N1 | 0 (0.0%) | 446 (55.0%) | ||
| N2 | 0 (0.0%) | 72 (8.9%) | ||
| N3 | 0 (0.0%) | 20 (2.5%) | ||
| Positive carcinomatosis | 6 (10.7%) | 169 (20.8%) | 0.084 | |
| Positive cytology | 6 (10.9%) | 158 (21.9%) | 0.059 | |
| LS or PC positive | 10 (17.9%) | 249 (30.7%) | 0.049 | |