Table 2.
Significantly associated SNPs with P < 7 × 10−7 in the analysis of multiplicative interaction between 71,527 SNPs and 10 environmental risk factors for breast cancer, using the 2df test
SNP | Chromosome | Region | Position build 36 | Environmental variable | P-value marginal | OR marginal | P-value interaction | OR interaction | P-value 2df test |
---|---|---|---|---|---|---|---|---|---|
rs12197388 | 6 | ARID1B | 161630341 | Parity | 5.69 × 10−8 | 1.09 | 0.37 | 1.01 | 2.68 x 10−7 |
Menarche | 5.24 × 10−8 | 1.09 | 0.52 | 0.99 | 2.99 × 10−7 | ||||
rs10483028a | 21 | 21q22.12 | 35595443 | BMI post | 1.70 × 10−5 | 1.17 | 3.19 × 10−5 | 0.84 | 1.68 × 10−8 |
rs2242714a | 21 | 21q22.12 | 35599557 | BMI post | 2.47 × 10−5 | 1.16 | 4.12 × 10−5 | 0.84 | 3.07 × 10−8 |
These two SNPs were also identified to show statistically significant multiplicative interaction with BMI using the H2, Cocktail, and EDG × E approaches (see Supplementary Tables S4a–c).