Table 1. The clinicopathological variables of the patient population included in the MSI, BRAF and Ezrin analyses (n = 173).
NA = not available, R0 = microscopically radical surgery, R1 macroscopically radical surgery, R2 macroscopically non-radical surgery.
| Variable | n (%) |
|---|---|
| Gender | |
| Female | 92 (53) |
| Male | 81 (47) |
| Age | |
| <70 years | 66 (38) |
| >70 years | 107 (62) |
| Postoperative stage | |
| T3N0 | 143 (83) |
| T4aN0 | 17 (10) |
| T4bN0 | 13 (7) |
| Tumor side | |
| Right | 89(51) |
| Left | 84 (48) |
| Tumor grade (analyzed from surgical specimens) | |
| G1 | 19 (11) |
| G2 | 114 (66)) |
| G3 | 40 (23) |
| Histology | |
| Conventional adenocarcinoma | 151 (87) |
| Mucinous adenocarcinoma | 22 (13) |
| Vascular invasion | |
| Yes | 32 (18) |
| No | 131 (76) |
| NA | 10 (6) |
| Lymph node count | |
| ≥12 lymph nodes examined | 138 (80) |
| <12 lymph nodes examined | 35 (20) |
| Radicality | |
| R0 | 162 (94) |
| R1 | 8 (5) |
| R2 | 3 (2) |
| Preoperative obstruction | |
| Yes | 26 (15) |
| No | 147 (85) |
| Tumor perforation | |
| Yes | 15 (9) |
| No | 157 (91) |
| NA | 1 (0) |
| Adjuvant chemotherapy | |
| Yes | 51 (30) |
| No | 121 (69) |
| NA | 1(0) |