Table 4.

Overall performance of the panel in diverse demographics characteristics of the population.

Clinical characteristics	Number of specimens	%		χ2 test
		Sensitivity	Specificity	P value
Diagnosis
Lung cancer	154	87.0
healthy	43		97.7
Benign lung disease	145		98.6
Other nonlung cancer	9		88.9	0.131
Age
≤ 50 Years	114	79.2	98.9
51–60	109	91.1	96.2
61–70	108	85.5	97.8
> 70	20	91.7	100	0.665
Gender
Male	228	86.3	96.8
Female	123	88.5	100	0.285
Smoking status
None	246	87.3	98.3
Former	37	86.2	100
Current	68	87.0	92.9	0.082