| Cluster 1 (n  = 341) | Cluster 2 (n  = 180) | p value |
---|---|---|---|
Age | |||
 ≤ 60 | 176 (51.6%) | 85 (47.2%) | 0.341 |
 > 60 | 165 (48.4%) | 95 (52.8%) | |
Gender | |||
 Female | 122 (35.8%) | 60 (33.3% | 0.578 |
 Male | 219 (64.2%) | 120 (66.7%) | |
Stage | |||
 I | 192 (56.3%) | 69 (38.3%) | < 0.001 |
 II | 31 (9.1%) | 23 (12.8%) | |
 III | 76 (22.3%) | 47 (26.1%) | |
 IV | 42 (12.3%) | 41 (22.8%) | |
Grade | |||
 G1 | 10 (2.9%) | 4 (2.2%) | < 0.001 |
 G2 | 169 (49.6%) | 57 (31.7%) | |
 G3 | 132 (38.7%) | 74 (41.1%) | |
 G4 | 30 (8.8%) | 45 (25%) |