Table 2 Genetic associations between polymorphisms in IGF1/IGFBP3 and risk of renal cell carcinoma.
The best genetic model* | ||||||||
---|---|---|---|---|---|---|---|---|
Stages | SNPs | Location | Cases† | Controls† | MAF | P for HWE | P | OR |
Test set | ||||||||
IGF1 | rs6214 G > A | 3′ UTR | 90/168/97 | 109/182/71 | 0.447 | 0.750 | 0.015 | 0.65 (0.45–0.86) |
rs6218 T > C | 3′ UTR | 207/125/23 | 207/143/12 | 0.231 | 0.032 | 0.760 | 0.94 (0.69–1.29) | |
rs35767 C > T | 5′ near gene | 152/152/51 | 165/160/37 | 0.323 | 0.885 | 0.456 | 1.13 (0.82–1.55) | |
rs5742612 T > C | 5′ near gene | 194/140/21 | 209/137/17 | 0.236 | 0.360 | 0.448 | 1.26 (0.97–1.86) | |
rs5742714 G > C | 3′ UTR | 249/99/7 | 225/114/23 | 0.221 | 0.104 | 0.024 | 0.66 (0.48–0.92) | |
IGFBP3 | rs2132572 G > A | 5′ near gene | 224/116/15 | 240/111/11 | 0.184 | 0.670 | 0.370 | 1.07 (0.77–1.47) |
rs2854744 A > C | 5′ near gene | 208/114/33 | 198/142/22 | 0.257 | 0.602 | 0.293 | 0.82 (0.60–1.12) | |
rs2854746 C > G | Missense | 217/108/30 | 228/118/16 | 0.207 | 0.883 | 0.608 | 1.12 (0.82–1.55) | |
rs282734 A > C | Missense | 323/30/2 | 325/36/1 | 0.052 | 0.997 | 0.584 | 0.77 (0.46–1.29) | |
Validation | ||||||||
IGF1 | rs5742714 | 3′ UTR | 464/180/28 | 466/241/25 | 0.199 | 0.363 | 0.040 | 0.79 (0.63–0.98) |
rs6214 G > A | 3′ UTR | 193/326/153 | 192/368/172 | 0.486 | 0.866 | 0.239 | 0.86 (0.68–1.10) | |
Combined | ||||||||
IGF1 | rs5742714 | 3′ UTR | 713/279/35 | 691/355/48 | 0.206 | 0.779 | 0.002 | 0.82 (0.68–0.98) |