Table 1.

The basic characteristics of all included studies

Author	Year	Country	Method	Cervical cancer patients (n)	CIN patients (n)	Control individuals (n)
Blanco-Luquin et al51	2015	Spain	MSP	67	95	13
Dong et al10	2001	Korea	MSP	53	NA	24
Narayan et al52	2003	Germany/Colombia	MSP	82	NA	8
Lea et al53	2004	USA	MSP	60	30	78
Kang et al54	2005	Korea	MSP	82	NA	17
Lin et al55	2005	Korea	MSP	67	30	20
Kim et al56	2005	Korea	MSP	41	30	11
Kim et al57	2010	Korea	MSP	69	99	41
Banzai et al29	2014	Japan	MSP	53	22	24
Carestiato et al27	2013	Brazil	MSP	29	84	28
Si et al58	2012	China	MSP	60	98	40
Xu et al59	2007	China	MSP	40	80	20
Yao et al60	2012	China	MSP	25	90	10
Ren et al61	2007	China	MSP	36	76	71
Li et al62	2015	China	MSP	100	NA	90
Liu et al63	2012	China	MSP	45	NA	10
Guan et al64	2008	China	MSP	60	NA	48
Wu et al65	2013	China	MSP	64	110	80
Ji et al66	2005	China	MSP	60	NA	70
Chen et al67	2008	China	MSP	40	NA	20
Wang68	2011	China	MSP	40	NA	10
Hao69	2011	China	MSP	80	105	53
Li70	2012	China	MSP	100	142	108
Lin et al71	2007	China	MSP	40	80	20
Jiao72	2012	China	MSP	30	90	30
Lin et al73	2007	Korea	MSP	67	30	20

Abbreviations: CIN, cervical intraepithelial neoplasia; NA, not available; MSP, methylation-specific PCR.