Table 1. Baseline characteristics of patients.

Characteristic	Value (n=43)
Gender, n [%]
Male	30 [70]
Female	13 [30]
Age, median [range] (years)	63 [28–79]
AJCC staging, n [%]
III	15 [35]
IV	28 [65]
Irradiation site, n [%]
Metastasis lesions	6 [14]
Retroperitoneal and/or abdominal lymph nodes	29 [68]
Hilar lymph nodes	7 [16]
Stomach and abdominal lymph nodes	1 [2]
PLDRT total dose, median [range] (Gy)	50 [50–54]