Table 2 Three-year conditional disease-free survival rates of patients in relationship to demographic and clinicopathologic characteristics
Variables | Conditional 3-yr disease-free survival, % | |||||
|---|---|---|---|---|---|---|
0 yr | 1 yr | 2 yr | 3 yr | 5 yr | 7 yr | |
All patients | 94.0 | 91.4 | 92.2 | 93.2 | 90.7 | 95.2 |
Age | ||||||
<50 | 87.3 | 85.5 | 87.0 | 87.3 | 83.0 | 100.0 |
≥ 50 | 95.6 | 93.2 | 93.5 | 94.0 | 87.4 | 100.0 |
|d| | 0.34 | 0.28 | 0.24 | 0.26 | 0.13 | / |
Sex | ||||||
Female | 94.9 | 93.2 | 93.8 | 95.7 | 96.9 | 96.6 |
Male | 93.1 | 89.7 | 91.2 | 91.2 | 85.5 | 94.5 |
|d| | 0.08 | 0.12 | 0.10 | 0.18 | 0.40 | 0.10 |
Tumor size, cm | ||||||
< 5.0 | 97.5 | 95.6 | 98.1 | 96.3 | 93.7 | 95.8 |
≥ 5.0 | 91.2 | 88.0 | 88.0 | 90.7 | 89.0 | 94.8 |
|d| | 0.26 | 0.30 | 0.38 | 0.22 | 0.16 | 0.05 |
Tumor location | ||||||
Gastric | 94.9 | 92.0 | 94.6 | 96.9 | 96.5 | 94.3 |
Nongastric | 92.7 | 90.5 | 88.5 | 89.2 | 85.1 | 95.5 |
|d| | 0.09 | 0.05 | 0.22 | 0.32 | 0.42 | 0.05 |
Mitotic Index, per 50 HPFs | ||||||
≤ 5.0 | 94.9 | 92.9 | 95.1 | 95.9 | 93.1 | 96.3 |
>5.0 | 91.0 | 86.3 | 83.9 | 84.0 | 81.2 | 92.3 |
|d| | 0.16 | 0.23 | 0.42 | 0.46 | 0.40 | 0.20 |
Tumor rupture | ||||||
Yes | 84.2 | 88.2 | 91.0 | 91.0 | 71.4 | 100.0 |
No | 94.5 | 91.5 | 92.5 | 93.3 | 92.1 | 95.1 |
|d| | 0.43 | 0.12 | 0.06 | 0.09 | 0.72 | 0.23 |