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Five-year overall survival rate and pelvic lymph node involvement. Among patients with lymph node involvement, those with adenocarcinoma (AC) exhibited a significantly worse outcome compared to those with squamous cell carcinoma (SCC) (46.4 vs. 72.3%, respectively; P=0.0005), although the histological type did not affect the outcome of patients without lymph node involvement (AC, 91.2% and SCC, 93.9%; P=0.4464).
