Comparison of Serum MicroRNA21 and Tumor Markers in Diagnosis of Early Non-Small Cell Lung Cancer

Table 4

Diagnostic value of serum miR21, CEA, NSE, and CYFRA21-1 levels for early NSCLC.

Test result variable	Area	Standard error	Asymptotic significance	Asymptotic 95% confidence interval
				Lower bound	Upper bound
CEA	0.752	0.058	0.000	0.638	0.866
NSE	0.806	0.051	0.000	0.723	0.914
CYFRA21-1	0.843	0.041	0.000	0.768	0.938
miR21	0.882	0.028	0.000	0.821	0.940