. 2018 Apr 30;11:2419–2427. doi: 10.2147/OTT.S156505

Table 1.

Characteristics of researches included in the meta-analysis

Study	Country (ethnicity)	Source of control	Methods	miRNA SNP	Number of subjects	Case			Control
Study	Country (ethnicity)	Source of control	Methods	miRNA SNP	Number of subjects	TT/GG	CT/CG	CC/CC	TT/GG	CT/CG	CC/CC
Yin et al²¹	Chinese (Asian)	H	TaqMan PCR	196a2 rs11614913	1,183	149	298	128	178	297	133
Shang et al²²	Chinese (Asian)	P	PCR-RFLP	196a2 rs11614913	116	7	17	8	48	26	10
Yin et al²³	Chinese (Asian)	H	TaqMan PCR	196a2 rs11614913	568	67	141	50	97	150	63
Vinci et al¹⁶	Italian (Caucasian)	H	PCR-HRMA	196a2 rs11614913	230	12	54	35	10	61	58
Hong et al²⁴	Korean (Asian)	P	TaqMan PCR	196a2 rs11614913	834	96	224	86	134	198	96
Kim et al²⁵	Korean (Asian)	H	Fluorescence	196a2 rs11614913	1,294	162	305	187	185	300	155
Tian et al²⁶	Chinese (Asian)	P	PCR-RFLP	196a2 rs11614913	2,093	293	512	253	307	519	209
Yin et al²¹	Chinese (Asian)	H	TaqMan PCR	146a rs2910164	1,183	97	280	198	127	313	168
Yin et al²³	Chinese (Asian)	H	TaqMan PCR	146a rs2910164	568	45	134	79	63	160	87
Jia et al²⁷	Chinese (Asian)	H	PCR-RFLP	146a rs2910164	800	64	182	154	76	200	124
Jeon et al²⁸	Korean (Asian)	P	PCR-RFLP	146a rs2910164	2,187	223	500	368	244	540	312
Vinci et al¹⁶	Italian (Caucasian)	H	PCR-HRMA	146a rs2910164	230	44	48	9	73	45	11
Tian et al²⁶	Chinese (Asian)	P	PCR-RFLP	146a rs2910164	2,093	360	510	188	364	502	169

Abbreviations: miRNA, microRNA; SNP, single-nucleotide polymorphism; P, population; H, hospital; PCR, polymerase chain reaction; RFLP, restriction fragment length polymorphism; HRMA, high resolution melting analysis.