Table 5.

Acute toxicity

Toxicity	Grade 1 No. (%)	Grade 2 No. (%)	Grade 3 No. (%)	Grade 4 No. (%)
Hematological
Leukocytopenia	10 (19.6)	23 (45.1)	12 (23.5)	0 (0)
Thrombocytopenia	0 (0)	0 (0)	0 (0)	0 (0)
Non-hematological
Radiodermatitis	18 (35.3)	23 (45.1)	10 (19.6)	0 (0)
Pneumonitis	-a	1 (2.0)	0 (0)	0 (0)
Mucositis with dysphagia	9 (17.6)	7 (13.7)	0 (0)	0 (0)
Vomiting	1 (2.0)	0 (0)	0 (0)	0 (0)
Cardiac	0 (0)	0 (0)	0 (0)	0 (0)

^aWe did not assess asymptomatic grade 1 radiation pneumonitis because of no conventional chest X-ray or CT film taken in the time of evaluating acute toxicity