Table 3. Relationship between molecular characteristics and alteration of m6A regulatory genes in patients with NSCLC.

			Without mutation or CNV*	With mutation and CNV*	X2	P
EGFR	N=1017	wt	4	615	36.65	<0.0001
		alteration	32	366
ERBB2	N=1017	wt	0	544	40.72	<0.0001
		alteration	36	437
ALK	N=1017	wt	0	459	28.84	<0.0001
		alteration	36	522
KRAS	N=1017	wt	5	547	22.87	<0.0001
		alteration	31	434
MET	N=1017	wt	2	573	37.36	<0.0001
		alteration	34	408
TP53	N=1017	wt	1	672	64.11	<0.0001
		alteration	35	309

*With mutation or CNV: Cases have mutant or CNV or mutant+CNV of m6A regulators, confirmed through TCGA database. Without mutant and CNV: Cases with neither mutant nor CNV of m6A regulators, confirmed through TCGA database.