| Model 1 | Model 2 |
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| ||
Residual determinants | Adjusted OR | 95% CI | P-value | Adjusted OR | 95% CI | P-value |
Iron levels, µmol/L |
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1st tertile (<13.6) | 1.00 (Reference) | - | - | 1.00 (Reference) | - | - |
2nd tertile (13.6 - 18.8) | 1.07 | 0.30 - 3.77 | 0.922 | 0.76 | 0.19 - 2.96 | 0.691 |
3rd tertile (>18.8) | 2.63 | 0.81 - 8.59 | 0.110 | 2.20 | 0.62 - 7.73 | 0.221 |
P for trend | - | - | 0.186 | - | - | 0.223 |
Potassium levels, mmol/L |
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1st tertile (<4.4) | 1.00 (Reference) | - | - | 1.00 (Reference) | - | - |
2nd tertile (4.4 - 4.8) | 0.59 | 0.23 - 2.08 | 0.505 | 0.56 | 0.17 - 1.86 | 0.344 |
3rd tertile (>4.8) | 0.30 | 0.08 - 1.21 | 0.091 | 0.17 | 0.04 - 0.82 | 0.027 |
P for trend | - | - | 0.238 | - | - | 0.086 |
Exposure duration, years |
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1st tertile (<8.0) | 1.00 (Reference) | - | - | 1.00 (Reference) | - | - |
2nd tertile (8.0 - 14.0) | 1.20 | 0.34 - 4.25 | 0.778 | 0.62 | 0.15 - 2.60 | 0.514 |
3rd tertile (>14.0) | 4.28 | 1.40 - 13.15 | 0.011 | 3.72 | 1.18 - 13.1 | 0.041 |
P for trend | - | - | 0.011 | - | - | 0.010 |