Fig. 4

Kaplan-Meier overall survival curves of all patients treated with radiotherapy comparing > 60 Gy (n = 59), 50–59 Gy (n = 63) and high-dose palliative radiotherapy 30–49 Gy (n = 46)
Kaplan-Meier overall survival curves of all patients treated with radiotherapy comparing > 60 Gy (n = 59), 50–59 Gy (n = 63) and high-dose palliative radiotherapy 30–49 Gy (n = 46)