Table 1.

Characteristics of studies about MspI included in the present meta-analysis

Study	Year	Ethnicity (country)	Numbers		Diagnosis method	Genotype method	Minor allele frequency		Cases			Controls			P value (HWE test)
			Case	Control			Case	Control	TT	TC	CC	TT	TC	CC
Wu CH et al.	2012	Asian (China)	121	171	Laparoscopy and histological examination	TaqMan	Cannot calculate		TT	TC + CC		TT	TC + CC		Cannot calculate
									60	61		84	87
Trabert B et al.	2011	Caucasian (USA)	255	567	Surgical examination	PCR-RFLP	0.118	0.138	202	46	7	423	132	12	0.65
Rozati R et al.	2008	Asian (India)	97	102	Laparoscopy examination	PCR-RFLP	0.232	0.230	56	37	4	61	35	6	0.74
Juo SH et al.	2006	Asian (China)	104	299	Laparoscopy and histological examination	PCR-RFLP	0.346	0.401	42	52	10	107	144	48	0.97
Huber A et al.	2005	Caucasian (Austria)	32	790	Surgical and histological examination	PCR-sequencing	Cannot calculate		TT	TC + CC		TT	TC + CC		Cannot calculate
									28	4		650	140
Babu KA et al.	2005	Asian (India)	310	215	Laparoscopy examination	PCR-RFLP	0.311	0.356	145	137	28	93	91	31	0.26
Arvanitis DA et al.	2003	Caucasian (Greece)	275	346	Surgical or laparoscopy, histological examination	PCR-RFLP	0.202	0.143	173	93	9	253	87	6	0.64
Iizuka S et al.	2003	Asian (Japan)	35	37	Histological examination	PCR-RFLP	0.371	0.405	17	10	8	15	14	8	0.19
Hadfield RM et al.	2001	Unknown (UK)	129	49	Surgical and histological examination	PCR-RFLP	Cannot calculate		TT	TC + CC		TT	TC + CC		Cannot calculate
									102	27		37	12
Chen ZF et al.	2005	Caucasian (China)	41	107	Surgical or laparoscopy, histological examination	PCR-RFLP	Caucasian		Caucasian						Caucasian 0.79
							0.378	0.299	16	19	6	52	46	9	Asian 0.77
		Asian (China)	80	105					Asian
									34	41	5	44	49	12
							Asian
							0.319	0.348
Peng DX et al.	2002	Asian (China)	76	80	Surgical or laparoscopy, histological examination	PCR-RFLP	0.447	0.35	23	38	15	34	36	10	0.92