Table 3.
Classification | Subgroups | Linear trendχ2 | Likelihood ratioχ2 | AIC |
6th ed UICC N staging | N 0, 1, 2, 3 | 117.751 | 141.517 | 7364.073 |
7th ed UICC N staging | N 0, 1, 2, 3 | 138.342 | 146.796 | 7325.731 |
MLNR staging | MLNR 0, 1, 2, 3 | 203.476 | 219.912 | 7240.017 |
UICC: International Union Against Cancer; N: Node; MLNR: Metastatic lymph node ratio; AIC: Akaike information criterion.