Implication of DNA Methylation Profiling in Oral Epithelium for Lung Cancer Screening

Table 5

Diagnostic value of the combined analysis.

	Sensitivity	Specificity	PPV	NPV
Total participants	37.5%	96.8%	85.7%	75.6%
Current and former smokers	27.3%	94.1%	75.0%	66.7%
Never smokers	60.0%	100%	100%	88.2%
Age > 50 years	43.7%	93.8%	88.2%	62.5%

PPV: positive predictive value; NPV: negative predictive value.