Table 6. Comparison of radiation doses between patients with low and high radiation toxicity.

	Radiation mucositis				Radiation dermatitis
	Oral cavity		Larynx		Skin1		Skin4mm2
	G0-2	G3+	G0-2	G3+	G0-1	G2+	G0-1	G2+
n	91	83	91	83	86	31	68	20
Radiation dose (mean±SD, cGy)	3893.65±545.20	3930.05±551.43	4215.65±350.68	4215.06±325.32	3496.06±722.31	3245.97±583.61	3656.47±462.32	3577.97±475.70
P	0.662		0.991		0.086		0.509

¹ The mean dose of skin was calculated in only 117 patients when the radiotherapy plan was performed.

² The mean dose of skin_4mm was calculated in only 88 patients when the radiotherapy plan was performed.

SD, standard deviation.

P values < 0.05 are shown in bold.