Table 3. Statistics table of gender by mutation in the 833 samples.

Gender	Mutation
	ALK	BRAF	EGFR	KRAS	PIK3CA	HER2	OTHERS	Total
Female
Frequency	1	3	42	118	5	0	254	423
Expected	0.51	4.57	29.45	105.12	5.08	0	279.80
Chi-square	0.47	0.54	5.35	1.58	0.0013	0	2.38
Male
Frequency	0	6	16	89	5	0	297	410
Expected	0.49	4.43	28.55	101.88	4.92	0	271.20
Chi-square	0.49	0.56	5.52	1.63	0.0013	0	2.45
Total	1	9	58	207	10	0	548	833

There is reasonable evidence of an association.