HPV Infection and Prognostic Factors of Tongue Squamous Cell Carcinoma in Different Ethnic Groups from Geographically Closed Cohort in Xinjiang, China

Table 1

The prognosis analysis of 63 cases of patients with tongue squamous cell carcinoma.

	Parameters		5-year survival rate
Age (yrs)	<60	34	27	0.057	0.812
	≥60	29	48.4
Gender	Male	25	20.1	2.622	0.105
	Female	38	55.5
Ethic group	Han	34	36.4	0.007	0.933
	Kazak	10	28.6
	Uighur	19	49.2
Smoking	No	44	40.0	0.333	0.564
	Yes	19	21.4
Alcohol	No	36	46.5	3.063	0.080
	Yes	27	28.7
staging	I, II	50	45.2	4.975	0.026
	III, IV	13	28.1
T staging	1, 2	57	47.1	1.045	0.307
	3, 4	6	0
N staging	0, 1	52	43.8	5.208	0.022
	2, 3	11	31.8
Differentiation	High	40	57.1	1.054	0.305
	Moderate	23	47.4
Location	Body	36	25.7	1.733	0.188
	Edge	27	46.3
HPV	Positive	18	47.8	4.006	0.045
	Negative	45	30.3