Mink S38G Gene Polymorphism and Atrial Fibrillation in the Chinese Population: A Meta-Analysis of 1871 Participants

Table 1

Characteristics of the investigated studies of the association of Mink S38G gene polymorphism and atrial fibrillation (AF) in the Chinese population.

Author	Year	AF			Control			Matching criteria	Sample size (AF/control)
		SS	SG	GG	SS	SG	GG
Lai et al. [7]	2002	7	37	64	18	44	46	Age, sex, BMI, ethnicity	108/108
Ni et al. [10]	2004	3	37	54	10	48	72	Age, sex, ethnicity	94/130
Zeng et al. [8]	2005	10	60	71	23	100	115	Age, sex, ethnicity	141/238
Qu and Yin [9]	2008	6	26	31	15	32	17	Age, sex, ethnicity	63/64
Xu et al. [11]	2008	9	61	77	16	56	75	Age, sex, BMI, ethnicity	147/147
Yao et al. [12]	2011	28	117	158	40	159	129	Age, sex, BMI, ethnicity	303/328

AF: atrial fibrillation; BMI: body mass index.
Polymerase chain reaction-restriction fragment length polymorphism genotyping method and case-control study design have been adopted in all of the above studies.