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MDR models of selected polymorphisms and environmental risk factors.
| Model | TBAb | CVCc | χ 2 | OR (95% CI) | P |
|---|---|---|---|---|---|
| FHa | 0.56 | 10/10 | 27.49 | 2.48 (1.75, 3.50) | <0.01 |
| Smoking, rs3748067 | 0.57 | 9/10 | 30.53 | 2.05 (1.59, 2.65) | <0.01 |
| Smoking, FHa, and rs3748067 | 0.59 | 9/10 | 40.00 | 2.25 (1.75, 2.90) | <0.01 |
MDR: multifactor dimensionality reduction; OR: odds ratio; CI: confidence interval. aFamily history of GC. bTesting balance accuracy. cCross-validation consistency.
