Table 1. Clinicopathological features of the patients with head and neck cancer in this study.

Patient	Gender	Age	Tumor site	T-Stage, Path	N-stage, Path	M-stage, Path
1	Female	62	OC	T4A	N0	MX
2	Male	71	L	T4A	N0	MX
3	Male	54	OC	T2	N0	MX
4	Female	68	OC	T1	N0	MX
5	Male	72	OC	T4A	N0	MX
6	Male	50	L	T4A	N2C	MX
7	Male	57	OC	T4A	N3	M0
8	Male	63	OC	T2	N0	M0
9	Male	61	L	T3	N0	MX
10	Male	59	OP	T2	N2B	MX
11	Female	53	L	T3	N2B	MX
12	Female	69	OC	T4	N2C	MX
13	Male	58	OC	T4A	N2B	MX
14	Male	54	OC	T2	N2C	MX
15	Male	49	L	T4A	N2B	MX
16	Male	68	OP	T4A	N1	MX
17	Male	52	L	T4A	N1	MX
18	Male	26	OC	T2	N2B	MX
19	Male	63	OC	T2	N0	M0
20	Female	56	L	TX	N0	MX
21	Male	54	OC	T4A	N2C	MX
22	Male	68	OC	T4A	N0	MX
23	Male	59	L	T3	N0	M0
24	Male	52	OC	T4A	N0	MX
25	Male	58	OP	TX	NX	MX
26	Male	49	L	T3	N0	MX
27	Female	69	OP	TX	N1B	MX
28	Male	74	OP	T1	N2B	MX
29	Male	69	OC	T4A	N1	MX
30	Male	64	OP	T1	N0	MX
31	Male	46	OP	T2	N2B	MX
32	Male	54	OP	T2	N2A	MX
33	Male	47	L	T2	N2A	MX
34	Male	56	OC	T3	N0	M0
35	Male	60	OC	T2	N0	M0
36	Male	61	OC	N/A	N/A	N/A
37	Male	44	OP	T1	N2B	M0
38	Female	72	OC	T4A	N0	MX
39	Male	71	OC	T4A	N1	MX
40	Male	51	OP	N/A	N/A	N/A
41	Male	42	n/a	N/A	N/A	N/A

Abbreviation: OC, oral cavity; OP, oropharynx; L, larynx