Fig. 2From: Salvage radiotherapy for recurrent hypopharyngeal and laryngeal squamous cell carcinoma (SCC) after first-line treatment with surgery alone: a 10-year single-centre experienceLPFS depends significantly on the applied RT dose with survival benefit for patients receiving an EQD2 > 70 Gy (p = 0.032). Patients who received an EQD2 > 70 Gy show a 5-year LPFS of 90% vs. 68% compared with patients who received an EQD2 ≤ 70 GyBack to article page