Table 4.
Distribution of XRCC3 Thr241Met genotypes among cases and controls stratified by smoking status
| First author-year | Ethnicity(country of origin) | Smoking status |
Lung cancer cases |
Controls |
||||
|---|---|---|---|---|---|---|---|---|
| C/C | C/T | T/T | C/C | C/T | T/T | |||
| Wang-2003(36) |
USA (Mixed) |
Non-smoking |
24 |
10# |
|
93 |
67# |
|
| |
|
Smoking |
45 |
33# |
|
26 |
4# |
|
| Zhang-2007 (47) |
China (Asian) |
Non-smoking |
73 |
12# |
|
126 |
16# |
|
| |
|
Smoking |
110 |
16# |
|
118 |
13# |
|
| Rky-2006 (35) |
Sweden (Caucasian) |
Non-smoking |
31 |
53# |
|
32 |
42# |
|
| |
|
Smoking |
48 |
43# |
|
24 |
56# |
|
| Osawa K-2010 |
Japan (Asian) |
Non-smoking |
28 |
3# |
|
42 |
12# |
|
| Smoking | 63 | 9# | 53 | 8# | ||||
#, the number of the combined C/T and T/T genotypes.