Construction and Validation of a Lung Cancer Diagnostic Model Based on 6-Gene Methylation Frequency in Blood, Clinical Features, and Serum Tumor Markers

Table 4

Methylation frequencies of 6 genes in included samples.

Methylation frequency	Lung cancer patients ()	Healthy subjects ()
FHIT
Methylation	33	1	<0.05
Nonmethylation	37	69
P16
Methylation	14	4	<0.05
Nonmethylation	56	66
MGMT
Methylation	7	1	<0.05
Nonmethylation	63	69
RASSF1A
Methylation	26	5	<0.05
Nonmethylation	44	65
APC
Methylation	33	7	<0.05
Nonmethylation	37	63
DAPK
Methylation	24	3	<0.05
Nonmethylation	46	67