Comparison | Population | N | Sample size | Test of association | Mode | Test of heterogeneity | |||||
---|---|---|---|---|---|---|---|---|---|---|---|
 | Case | Control | OR | 95% CI | P |  | χ2 | P | I2 | ||
G vs. A | Overall | 7 | 3712 | 4194 | 1.03 | 0.99-1.07 | 0.197 | F | 7.38 | 0.288 | 18.6 |
 | Asian | 4 | 1502 | 2140 | 1.06 | 0.97-1.15 | 0.195 | F | 4.76 | 0.190 | 37.0 |
 | Afrian | 2 | 870 | 840 | 1.01 | 0.95-1.08 | 0.776 | F | 1.88 | 0.170 | 46.9 |
GG+GA vs. AA | Overall | 7 | 1856 | 2097 | 1.04 | 0.98-1.09 | 0.176 | R | 17.75 | 0.007 | 66.2 |
 | Asian | 4 | 751 | 1070 | 1.08 | 0.98-1.19 | 0.125 | R | 6.90 | 0.075 | 56.5 |
 | Afrian | 2 | 435 | 420 | 0.99 | 0.91-1.07 | 0.739 | R | 5.65 | 0.017 | 82.3 |
GG vs. GA+AA | Overall | 7 | 1856 | 2097 | 1.04 | 0.84-1.31 | 0.701 | F | 21.56 | 0.001 | 72.2 |
 | Asian | 4 | 751 | 1070 | 0.97 | 0.51-1.84 | 0.935 | R | 18.34 | 0.000 | 83.6 |
 | Afrian | 2 | 435 | 420 | 1.09 | 0.94-1.25 | 0.245 | F | 0.82 | 0.364 | 0.0 |