Table 2.

Characteristics of studies included in Prothrombin G20210A, FVL G1691A, and PAI-1 4G/5G polymorphisms and RPL

First author	Year	Case/control	Cases					Controls					MAFs	HWE
			Genotype			Allele		Genotype			Allele
Prothrombin G20210A			GG	AG	AA	G	A	GG	AG	AA	G	A
Bagheri[8]	2011	70/60	48	22	0	118	22	57	3	0	117	3	0.025	0.842
Kazerooni[10]	2013	60/60	52	8	0	112	8	54	6	0	114	6	0.050	0.683
Teremmahi Ardestani[21]	2013	80/80	80	0	0	160	0	80	0	0	160	0	0.00	0.683
Parand[21]	2013	90/44	88	2	0	178	2	43	1	0	87	1	0.011	0.939
Farahmand [16]	2015	330/350	316	14	0	646	14	340	10	0	690	10	0.014	0.786
FVL 1619 G/A			GG	AG	AA	G	A	GG	AG	AA	G	A
Bagheri[8]	2011	70/60	70	0	0	140	0	60	0	0	120	0	0.00	0.786
Kazerooni[10]	2013	60/60	43	12	5	98	22	54	4	2	112	8	0.066	0.003
Torabi[22]	2012	100/100	87	12	1	186	14	96	4	0	196	4	0.002	0.833
Teremmahi Ardestani[20]	2013	80/80	78	2	0	158	2	79	1	0	159	1	0.006	0.955
Parand[21]	2013	90/44	72	15	3	159	21	38	6	0	82	6	0.068	0.627
Farahmand[16]	2015	330/350	302	28	0	632	28	340	10	0	690	10	0.014	0.786
Arabkhazaeli[19]	2016	100/100	95	5	0	195	5	91	9	0	191	9	0.045	0.637
PAI-1 4G/5G			5G5G	5G4G	4G4G	5G	4G	5G5G	5G4G	4G4G	5G	4G
Jeddi-Tehrani[9]	2011	100/100	60	31	9	151	49	72	27	1	171	29	0.145	0.373
Aarabi[23]	2010	54/99	21	23	10	65	43	31	66	2	128	70	0.353	<0.001
Idali[12]	2012	106/100	35	53	18	123	89	72	27	1	171	29	0.145	0.373
Khosravi[24]	2013	595/100	128	208	85	464	378	72	27	1	171	29	0.145	0.373
Shakarami[25]	2015	100/100	33	50	17	116	84	45	50	5	140	60	0.300	0.056

MAFs, minor allele frequencies; HWE, Hardy-Weinberg equilibrium