. 2015 Jun 16;10(6):e0128201. doi: 10.1371/journal.pone.0128201

Table 3. The characteristics of included studies.

First author	Year	Country	Ethnicity	Genotyping method	Histological type	Case/Control(Never smoked)	Case/Control(Male)	Case/Control(Total)	OR(95%CI)	HWE P
							Case/Control(Male)	Case/Control(Total)

Schwartz-W	2009	USA	Caucasian	Taqman	NSCLC	111/451	—	630/835	1.25(1.06-1.46) ^a	0.09
Schwartz-AA	2009	USA	African-American	Taqman	NSCLC	41/196	—	402/435	1.41(1.10-1.81) ^a	0.40
Truong	2010	France	Asian	Taqman	Lung Cancer	674/1270	838/902	1694/2126	1.03(0.93-1.14) ^a	0.10
Truong	2010	France	Asian	&Illumina	Lung Cancer	674/1270	838/902	1694/2126	1.03(0.93-1.14) ^a	0.10
Hsiung	2010	China	Asian	Taqman	Lung Cancer	2563/2541	0/0	2563/2541	1.15(0.97-1.36) ^b	0.22
Ito	2012	Japan	Asian	Taqman	Lung Cancer	177/290	531/531	716/716	1.15(0.98-1.35) ^a	0.29
Current Study	2014	China	Asian	Taqman	Lung Cancer	279/599	419/746	611/1062	1.29(1.11, 1.49) ^a	0.92

Abbreviations: NSCLC, non-small cell lung cancer; OR, Odds ratio; 95%CI, 95% confidence interval; HWE, Hardy-Weinberg equilibrium.

^a OR was calculated under additive model.

^b OR was calculated under dominant model.