Assessment of Seven Clinical Tumor Markers in Diagnosis of Non-Small-Cell Lung Cancer

Table 4

Correlation analysis of tumor markers and TNM stage in lung squamous cell carcinoma.

Parameters	T stage		N stage		M stage
	r	value	r	value	r	value
CEA	0.078	0.092	0.038	0.263	0.020	0.379
CA125	0.202	0.000	0.178	0.001	0.214	0.000
CA15–3	−0.045	0.222	0.013	0.416	0.152	0.008
CA19-9	0.044	0.227	0.029	0.312	0.047	0.230
CA72-4	0.061	0.152	0.051	0.193	−0.013	0.419
CYFRA21-1	0.233	0.000	0.284	0.000	0.213	0.000
SCC-Ag	0.099	0.046	0.046	0.217	0.035	0.290