Pentraxin 3 (PTX-3) Levels in Bronchoalveolar Lavage Fluid as a Lung Cancer Biomarker

Table 6

The ROC curve analysis of the diagnostic value of PTX-3 in BALF and serum CEA, NSE, and CYFRA 21-1 for lung cancer.

The biomarkers	Area under the curve (AUC)	95% confidence interval		value
		Lower limit	Upper limit
The PTX-3 level in BALF	0.949	0.909	0.989	<0.001
CEA in serum	0.767	0.696	0.839	<0.001
NSE in serum	0.689	0.609	0.768	<0.001
CYFRA 21-1 in serum	0.790	0.719	0.861	<0.001