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Multivariate hazard ratios (HRs) stratified by body mass index for disease specific survival, recurrence free survival, and overall survival in patients who underwent curative resection and neck dissection for oral tongue SCC (N = 155). Covariates include age, black race, smoking history, diabetes, T stage, tumor grade, perineural invasion, vascular invasion, lymph node metastases, and use of post-operative radiation.
