Table 4. The interaction effects between energy-adjusted daily calcium intake and CASR polymorphisms.
| SNP | ORa (95% CI) | p for interaction | ||
| low intakeb | high intakec | |||
| rs10934578 | TT | 1.77 (1.14–2.77) | 1 | 0.295 |
| GT | 1.92 (1.28–2.89) | 0.99 (0.65–1.51) | ||
| GG | 1.84 (1.12–3.00) | 0.88 (0.50–1.56) | ||
| rs12485716 | GG | 1.90 (1.23–2.95) | 1 | 0.769 |
| GA | 1.72 (1.15–3.58) | 0.94 (0.62–1.44) | ||
| AA | 1.89 (1.14–3.11) | 0.85 (0.47–1.61) | ||
| rs2270916 | TT | 2.01 (1.31–3.09) | 1 | 0.375 |
| CT | 1.83 (1.22–2.75) | 0.97 (0.63–1.48) | ||
| CC | 2.11 (1.27–3.51) | 1.02 (0.57–1.83) | ||
| rs4678174 | TT | 1.64 (1.05–2.56) | 1 | 0.883 |
| CT | 1.83 (1.22–2.76) | 0.95 (0.62–1.44) | ||
| CC | 1.73 (1.06–2.83) | 0.84 (0.48–1.49) | ||
Abbreviations: SNP = single nucleotide polymorphism; OR = odds ratio.
a
Adjusted for age (categorical), sex, smoking, alcohol, and monthly household income.
b, c
criteria for low and high calcium intakes was 417.06 mg per a day.