Table 1.
Characteristics of the included studies for meta-analysis
| Study included | Year | Area | Race | Cases/Controls | Genotypes for cases | Genotypes for controls | HWE test | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
|||||||||||
| GG | GC | CC | GG | GC | CC | ||||||
| Auranen | 2005 | Danish | Caucasian | 278/699 | 241 | 36 | 1 | 616 | 78 | 5 | 0.15 |
| Auranen | 2005 | UK | Caucasian | 729/847 | 642 | 84 | 3 | 745 | 100 | 2 | 0.48 |
| Auranen | 2005 | USA | Caucasian | 326/419 | 270 | 52 | 4 | 357 | 61 | 1 | 0.34 |
| Webb | 2005 | Australia | Mixed | 546/1126 | 457 | 85 | 4 | 971 | 145 | 10 | 0.08 |
| Jakubowska | 2007 | Poland | Caucasian | 127/127 | 104 | 23 | 0 | 89 | 37 | 1 | 0.17 |
| Romanowicz-Makowska | 2012 | Poland | Caucasian | 120/120 | 13 | 15 | 92 | 33 | 69 | 18 | 0.07 |
| Smolarz | 2013 | Poland | Caucasian | 210/210 | 43 | 45 | 122 | 63 | 99 | 48 | 0.45 |
Hardy-Weinberg Equilibrium.