Table 2 Comparison of lymph node ratio (LNR) and pN category of the TNM system for disease-free survival (DFS) and cancer-related survival (CRS)
| Â | Â | DFS (%) | Mean DFS (years)a | 95% CI* | P |
|---|---|---|---|---|---|
LNR | <0.20 | 73.9 | 7.54 | 6.60 to 8.48 | 0.008 |
≥0.20 | 53.8 | 5.35 | 4.05 to 6.65 | ||
N | 1 | 78.8 | 8.07 | 7.13 to 9.02 | < 0.001 |
2 | 50.0 | 4.85 | 3.82 to 5.87 | ||
| Â | Â | CRS (%) | Mean CRS (years) * | 95% CI* | P |
LNR | <0.20 | 78.4 | 7.92 | 7.01 to 8.84 | 0.007 |
≥0.20 | 55.8 | 5.85 | 4.61 to 7.09 | ||
N | 1 | 78.8 | 8.18 | 7.23 to 9.13 | 0.002 |
| Â | 2 | 58.1 | 5.41 | 4.53 to 6.29 | Â |