Table IV.
Distribution of polymorphisms of murine double minute-2 T309G genotype frequencies in different populations.
| Gastric cancer (%) | Control (%) | |||||||
|---|---|---|---|---|---|---|---|---|
| Country | TT | TG | GG | TT | TG | GG | Year | (Refs.) |
| Japan | 23.9 | 45.9 | 30.2 | 22.6 | 55.0 | 22.4 | 2006 | (15) |
| China | 21.4 | 50.0 | 28.6 | 29.8 | 49.8 | 20.4 | 2007 | (33) |
| Korea | 26.8 | 46.0 | 27.2 | 20.4 | 50.8 | 28.8 | 2008 | (28) |
| China | 21.7 | 48.1 | 30.2 | 36.8 | 43.4 | 19.8 | 2009 | (31) |
| China | 28.5 | 46.2 | 25.4 | 31.5 | 54.3 | 14.2 | 2009 | (27) |
| China | 20.9 | 54.5 | 24.6 | 20.5 | 51.6 | 27.9 | 2011 | (26) |
| China | 30.1 | 45.3 | 24.6 | 34.7 | 51.6 | 13.8 | 2013 | (29) |
| Turkey | 6.2 | 60.0 | 33.8 | 14.9 | 67.2 | 17.9 | 2017 | Current study |