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Ratio of recurrence rates in the low versus high-risk groups based on tumor margin (IM) CD3 densities, stratified by sex, site, TNM stage, T-stage, number of nodes examined, presence or absence of vascular invasion, tumor grade, tumor budding count, MMR status, and RAS and BRAF status. IM, invasive margin; MMR, mismatch repair; TNM, tumor node metastasis.
