[Retracted] A Meta-Analysis of the Influence of Tumor Necrosis Factor-α-308 Gene Polymorphism on Liver Cirrhosis

Table 1

Main characteristics of studies for meta-analysis.

Study	Area	Ethnology	Cirrhosis type	Sample size (case and control)	Genotype case (GG/GA/AA)	Distribution case (GG/GA/AA)	NOS score (sub)
Tanaka A	Italian	European	PBC	71/133	56/14/1	109/24/0	8
Bahr MJ	German	European	HCV	50/200	38/9/3	139/55/6	8
Bathgate AJ	Scotland	European	PBC	61/8	34/23/4	0/4/4	8
Bernal W	England	European	PBC	109/126	46/44/20	89/35/2	8
Bittencourt	Brazilian	American	PBC	57/83	48/9/0	63/19/1	7
Jones DEJ	England	European	PBC	168/145	111/53/4	87/49/9	7
Juran BD	Canadian	American	PBC	360/404	236/114/10	289/105/10	6
Juran BD	Canadian	American	PBC	506/357	24/121/361	12/76/269	6
Gordon	England	European	PBC	91/209	66/20/5	122/78/9	8
Nguyen-Khac	French	European	ALC	45/47	26/13/6	21/25/1	7
NiroGA	Italian	European	PBC	107/141	90/16/1	115/25/1	7
Osterreicher CH	Austrian	European	HHC	55/94	44/10/1	74/19/1	6
Pastor	Spanish	European	ALC	65/90	45/19/1	69/19/2	8
Radwan	Egyptian	African	HCV	152/160	108/40/4	136/24/0	8
SGHAIER Ikram	Tunisians	African	HBV	200/36	80/72/48	11/14/11	8
Talaat	Egyptian	African	HCV	45/45	25/13/7	39/3/3	8
Fan	Chinese	Asian	PBC	58/160	52/6/0	133/27/0	7
Jiang	Chinese	Asian	HBV	169/119	145/18/6	71/38/10	7
LiH	Chinese	Asian	HBV	30/40	23/7/0	38/2/0	6
Cheng YQ	Chinese	Asian	HBV	106/108	85/21/0	97/11/0	6
Wu YD	Chinese	Asian	HBV	150/150	96/15/39	84/22/44	7
Zhang P	Chinese	Asian	HBV	28/50	25/2/1	47/2/1	7