Table 1 Clinical characteristics at presentation in 226 patients with locally advanced rectal cancer
Patient and tumor characteristics | Value* |
|---|---|
Age (yr) | |
Mean | 64.5 |
Range | 28-88 |
Gender | |
Male | 124 (55) |
Female | 102 (45) |
Distance from anal verge, n (%) | |
≤6 cm | 112 (50) |
>6 cm | 114 (50) |
Tumor size (cm) | |
Mean | 5.21 |
Median (range) | 5 (1–15) |
Luminal circumference involved, n (%) | |
30% | 89 (39) |
60% | 72 (32) |
100% | 39 (17) |
Missing data | 25 (12) |
Endoscopic obstruction, n (%) | |
Yes | 17 (8) |
No | 208 (92) |
Histologic type, n (%) | |
Adenocarcinoma | 221 (98) |
Mucinous adenocarcinoma | 5 (2) |
Grade, n (%) | |
Well differentiated | 49 (30) |
Moderately differentiated | 101 (61) |
Poorly differentiated | 14 (8) |
Anaplastic | 2 (1) |
T stage, n (%) | |
T1 | 0 |
T2 | 26 (12) |
T3 | 173 (84) |
T4 | 8 (4) |
N stage, n (%) | |
N0 | 134 (65) |
N+ | 73 (35) |
TNM stage, n (%) | |
0 | 0 |
I | 22 (11) |
II | 108 (52) |
III | 77 (34) |
IV | 0 |