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Figure 1: Kaplan–Meier curve of overall survival (in months) of patients with T4b oral cavity squamous cell cancers. The median overall survival of patients who underwent surgery followed by adjuvant local therapy (n = 16) was 19.7 months and for those treated with nonsurgical local therapy (n = 100) was 7.1 months (log-rank P = 0.000)

Figure 1: Kaplan–Meier curve of overall survival (in months) of patients with T4b oral cavity squamous cell cancers. The median overall survival of patients who underwent surgery followed by adjuvant local therapy (<i>n</i> = 16) was 19.7 months and for those treated with nonsurgical local therapy (<i>n</i> = 100) was 7.1 months (log-rank <i>P</i> = 0.000)