TABLE 1.

The clinicopathological characteristics of GSCC patients

	N = 1319	%
Age
≥60	653	49.5
<60	666	50.5
Sex
Female	33	2.5
Male	1286	97.5
History of smoking
No	390	29.6
Yes	929	70.4
History of alcohol drinking
No	699	53.0
Yes	620	47.0
History of hypertension
No	1087	82.4
Yes	232	17.6
History of diabetes
No	1261	95.6
Yes	58	4.4
T stage
T1	370	28.1
T2	555	42.1
T3	300	22.7
T4	94	7.1
N stage
N0	1253	95.0
N1	29	2.2
N2	32	2.4
N3	5	0.4
AJCC Stage I–IV stratification
Stage I	368	27.9
Stage II	541	41.0
Stage III	294	22.3
Stage IV	116	8.8
Differentiation
High	748	56.7
Moderate and low	571	43.3