Table 5 Survival analysis according to common haplotypes of four VEGF gene polymorphisms
| Haplotypes (−2578C > A/−1154G > A/−460 T > C/+ 405G > C) | Haplotype frequency (%) | OR (95%CI) | P value |
|---|---|---|---|
| CGTG | 26.55 | 1 | |
| AACG | 5.65 | 0.870 (0.753–1.004) | 0.058 |
| AGCG | 4.37 | 0.916 (0.776–1.081) | 0.300 |
| AGTG | 4.83 | 0.922 (0.797–1.067) | 0.276 |
| CGCG | 4.99 | 0.905 (0.782–1.047) | 0.179 |
| CGTC | 35.36 | 1.021 (0.946–1.101) | 0.590 |