| S.No |
Region |
Cancer Type |
CASES |
| |
|
|
n |
CC |
CG |
GG |
| 1 |
Korea [9] |
Lung cancer |
582 |
184(31.6) |
259(44.5) |
139(123.9) |
| 2 |
China [20] |
NSCLC |
567 |
129(22.8) |
314(55.4) |
124(21.8) |
| 3 |
Brazil [21] |
Gastric cancer |
47 |
8(14.0) |
28(49.1) |
21(36.9) |
| 4 |
China [22] |
Nasopharyngeal cancer |
855 |
236(28.0) |
403(47.7) |
205(24.3) |
| 5 |
Hungary [5] |
Cervical cancer |
81 |
7(8.6) |
45(55.6) |
29(35.8) |
| 6 |
China [23] |
Gastric cancer |
220 |
64(29.0) |
110(50.0) |
46(21.0) |
| 8 |
Taiwan [18] |
Urothelial cancer |
190 |
66(34.7) |
91(47.9) |
33(17.4) |
| 9 |
Greece [16] |
Colorectal cancer |
312 |
113(36.2) |
131(42.0) |
68(21.8) |
| 10 |
USA [11] |
Ovarian cancer |
168 |
28(16.8) |
78(46.7) |
61(36.5) |
| 11 |
China [23] |
Hepatocellular cancer |
178 |
35(19.7) |
100(56.2) |
43(24.1) |
|