Relationship between vascular endothelial growth factor -2578C > a gene polymorphism and lung cancer risk: a meta-analysis

Table 1 General characteristics of the included studies in this meta-analysis for VEGF -2578C > A gene polymorphism with lung cancer risk

First author,	Country	Ethnicity	Control	Detecting		Case				Control
year	/District		source	methods	AA	CA	CC	Total	AA	CA	CC	Total
Wang 2008	China	Asian	Population-base	RFLP-PCR	23	127	227	377	22	107	287	416
Liang 2009	China	Asian	Population-base	RFLP-PCR	14	28	129	171	4	56	112	172
Wang 2009	China	Asian	Population-base	RFLP-PCR	21	104	175	300	16	75	209	300
Liu 2010	China	Asian	Population-base	RFLP-PCR	13	74	85	172	7	65	112	184
Li 2010	China	Asian	Population-base	RFLP-PCR	12	25	113	150	3	49	98	150
Yuan 2011	China	Asian	Population-base	RFLP-PCR	18	108	125	251	8	93	154	255
Li 2012	China	Asian	Population-base	RFLP-PCR	12	35	108	155	3	33	114	150
de Mello 2013	Portugal	Caucasian	Population-base	RFLP-PCR	26	75	43	144	27	73	44	144
Geng 2013	China	Asian	Population-base	RFLP-PCR	16	118	126	260	9	89	162	260
Wang 2014	China	Asian	Population-base	RFLP-PCR	21	104	175	300	16	75	209	300
Deng 2014	China	Asian	Population-base	RFLP-PCR	6	33	26	65	7	41	62	110
Liu 2015	China	Asian	Population-base	RFLP-PCR	20	164	230	414	23	138	177	338
Krupnova 2015	Belarus	Caucasian	Hospital-based	RFLP-PCR	31	90	41	162	91	186	83	360
Naykoo 2017	India	Asian	Population-base	RFLP-PCR	5	170	24	199	55	145	201	401

RFLP-PCR Restriction fragment length polymorphism polymerase chain reaction, VEGF Vascular endothelial growth factor

ISSN: 1471-2350