Clinical Outcome and Prognostic Factors of Intensity-Modulated Radiotherapy for T4 Stage Nasopharyngeal Carcinoma

Figure 2

(a) Comparison of the 5-year LRFS curves for the patients that were treated with and without IMRT replanning. Log-rank test; . (b) Comparison of the 5-year OS curves for the patients with or without metastasis to the RLN. Log-rank test; .

(a)

(b)