Clinical Outcomes and Prognostic Factors of 695 Nasopharyngeal Carcinoma Patients Treated with Intensity-Modulated Radiotherapy

Table 4

Frequency (%) of acute toxicity (Radiation Therapy Oncology Group acute radiation morbidity scoring criteria).

	Grade
	0	1	2	3	4
Xerostomia	—	285 (41.0%)	368 (52.9%)	42 (6.1%)	—
Skin reaction	—	502 (72.3%)	167 (24.0%)	26 (3.7%)	—
Mucositis	—	149 (21.4%)	303 (43.6%)	243 (35.0%)	—
Dysphagia	—	284 (40.9%)	338 (48.6%)	73 (10.5%)	—