Table 2 Patient demographics
Variable | Cohort 1 (n = 62, %) | Cohort 2 (n = 56, %) |
|---|---|---|
Gender | ||
 Male | 47 (75.8) | 48 (85.7) |
 Female | 15 (24.2) | 8 (14.3) |
Age (years) | ||
 Mean ± SD | 64.2 ± 10.8 | 62.8 ± 10.8 |
Pathological differentiation | ||
 Poor | 11 (17.7) | 17 (30.4) |
 Moderate to poor | 22 (35.5) | 15 (26.8) |
 Moderate | 26 (41.9) | 20 (35.7) |
 High to moderate | 2 (3.2) | 1 (1.8) |
 High | 1 (1.6) | 3 (5.4) |
T stage | ||
  ≤ T1 | 10 (16.1) | 11 (19.6) |
 T2 | 7 (11.3) | 4 (7.1) |
 T3 | 36 (58.1) | 32 (57.1) |
 T4a | 7 (11.3) | 9 (16.1) |
 T4b | 2 (3.2) | 0 (0.0) |
Siewert type | ||
 I | 0 (0.0) | 0 (0.0) |
 II | 44 (71.0) | 32 (57.1) |
 III | 18 (29.0) | 24 (42.9) |