Table 1 The characteristics of included studies
Authors | Publication year | Country | Ethnicity | Case/control (n) | Age | HWE | |
|---|---|---|---|---|---|---|---|
Case | Control | ||||||
Larsen et al.[24] | 2005 | Denmark | Caucasian | 557/233 | 60 ± 11 | 52 ± 14 | Yes |
Kim et al.[23] | 2006 | Korea | Asian | 206/80 | 56.4 ± 10.1 | 54.9 ± 9.5 | Yes |
Choi et al.[22] | 2006 | Korea | Asian | 760 /641 | 59 ± 10 | 65 ± 4 | Yes |
Berthold et al.[20] | 2009 | Germany | Caucasian | 420/430 | 61 ± 12 | 63 ± 7 | Yes |
Garcia et al.[25] | 2009 | France | Caucasian | 610/820 | 60 | 52 | Yes |
Liu J, et al.[18] | 2012a | China | Asian | 864/877 | 53 ± 11 | 53 ± 12 | Yes |
Liu J, et al.[21] | 2012b | China | Asian | 744/1024 | 56 ± 8 | 54 ± 11 | Yes |
Xu et al.[19] | 2008 | China | Asian | 333/202 | 50 ± 8 | 49 ± 6 | Yes |
Zhang et al.[17] | 2011 | China | Asian | 138/113 | 54 ± 12 | 54 ± 15 | Yes |