Characteristics | N (%) | 5-year RFS | P value | 5-year OS | P value | |
---|---|---|---|---|---|---|
Tumor morphology | Ulcerative type | 12 (12) | 87.5 ± 11.7 % | 0.251 | 87.5 ± 11.7 % | 0.244 |
Diffuse type | 18 (18) | 68.0 ± 12.0 % | 66.7 ± 12.4 % | |||
Massive type | 71 (70) | 86.9 ± 4.7 % | 88.1 ± 4.6 % | |||
Depth of invasion | Mucosa/submucosa | 0 | – | 0.022 | – | 0.029 |
Muscularis propria/subserosa | 40 (40) | 95.8 ± 4.1 % | 94.7 ± 5.1 % | |||
Beyond serosa (visceral peritoneum) without invasion of adjacent structures | 43 (42) | 71.3 ± 8.1 % | 73.7 ± 8.0 % | |||
Involvement of adjacent structures or organs | 18 (18) | 81.1 ± 9.9 % | 80.4 ± 10.2 % | |||
Involvement of regional lymph nodes | Negative | 48 (48) | 90.8 ± 5.1 % | 0.038 | 89.4 ± 6.0 % | 0.048 |
Positive | 53 (52) | 75.8 ± 6.7 % | 77.8 ± 6.5 % | |||
Invasion to adjacent structures or organs | No | 79 (78) | 87.8 ± 4.4 % | 0.024 | 86.5 ± 4.8 % | 0.028 |
Yes | 22 (22) | 69.4 ± 10.5 % | 73.6 ± 10.2 % | |||
High level of Ki-67 | Negative | 76 (75) | 90.1 ± 3.8 % | <0.001 | 91.3 ± 3.8 % | <0.001 |
Positive | 25 (25) | 52.6 ± 14.4 % | 48.0 ± 14.5 % | |||
Bcl-2 expression | Negative | 53 (52) | 97.8 ± 2.2 % | <0.001 | 97.6 ± 2.4 % | <0.001 |
Positive | 48 (48) | 65.8 ± 8.2 % | 65.8 ± 8.7 % |