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Association of mesenchymal classification with pathologic features. There were significant associations with N stage (chi sq = 7.71, p = 0.006), PNI (chi sq = 4.47, p = 0.03), and grade (chi sq = 6.04, p = 0.01), but not T stage (chi sq = 2.92, p = 0.09), margin status (chi sq = 1.81, p = 0.18), or LVI (chi sq = 2.6, p = 0.11). Error bars represent the standard error of the mean.
