However, the difference of overall PFS and OS between the surgery and larynx preservation groups did not reach statistical significance (for 10-year PFS: HR = 1.17, 95%CI: 0.84-1.64, P = 0.345; for 10-year OS: HR = 0.96, 95%CI: 0.64–1.42, P = 0.819).
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A 10-Year Study on Larynx Preservation Compared With Surgical Resection in Patients With Locally Advanced Laryngeal and Hypopharyngeal Cancers.
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0.3450