Table 2.

Comparison of clinical imaging features based on different lymph node (LN) statuses.

Characteristics	Positive LN (n=94)	Negative LN (n=141)	χ2/t-value	p-value
Age (years)	62.53 ± 9.558	63.55 ± 8.613	0.852	0.395
Gender			0.171	0.679
Male	78	114
Female	16	27
CT Feature			59.178	<0.001
Metastasis	69	32
No Metastasis	25	109
Primary tumor location			63.075	<0.001
Glottis	6	81
Supra-Glottis	88	60
T stage			3.215	0.073
T1-2	26	55
T3-4	68	86