Application of red light phototherapy in the treatment of radioactive dermatitis in patients with head and neck cancer

Table 1 Comparison of general data between two groups

Item	Experimental group (n = 30)	Control group (n = 30)	χ²/t	P
Gender [n (%)]
Male	22 (73.3)	20 (66.7)	0.317	0.574
Female	8 (26.7)	10 (33.3)	0.317	0.574
Education background [n (%)]
Below junior high school	6 (20)	8 (26.7)	0.373	0.523
Above junior high school	24 (80)	22 (73.3)	0.373	0.523
Payment method [n (%)]
Medical insurance	29 (96.7)	28 (93.3)		0.500^a
Self-supporting	1 (3.3)	2 (6.7)
Age	46.4 ± 11.91	45.23 ± 12.70	0.453	0.667

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