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. 2011 Dec 14;17(46):5123–5130. doi: 10.3748/wjg.v17.i46.5123

Table 3.

Comparison of the performance of the 6th and 7th edition International Union Against Cancer node staging systems and the metastatic lymph node ratio staging system

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.