Skip to main content

Table 1 Description of the studies included in the meta-analysis of the relationship of MTHFR C677T and HCC

From: Association between the methylenetetrahydrofolate reductase C677T polymorphism and hepatocellular carcinoma risk: a meta-analysis

Author Year Country Case/control Source of controls Cases controls
      CC CT TT CC CT TT
Fabris 2009 Italy 65/236 Population and hospital 22 30 13 111 195 77
DÁmico 2009 Italy 94/308 Population and hospital 30 37 27 133 131 44
Kwak 2008 Korea 96/201 population 32 46 18 64 106 31
Yuan 2007 American 118/209 population 53 51 14 80 99 30
Yuan 2007 China 247/248 hospital 159 71 17 156 74 18
Mu 2007 China 194/391 population 50 114 30 135 199 57
Zhu 2006 China 508/543 hospital 172 226 110 173 268 102
Ventura 2005 Italy 22/162 Population and hospital 8 5 9 94 48 20
Yang 2005 China 322/185 population 229 80 13 131 46 8
Saffroy 2004 France 148/232 Population and hospital 67 69 12 92 114 26