Table 3.
Multivariate linear regression between different food products as independent variables and the Cd and Pb concentrations as dependent variables.
| Food Products | Cadmium (nmol/L) | Lead (µmol/L) | ||||||
|---|---|---|---|---|---|---|---|---|
| Crude | Adjusted * | Crude | Adjusted * | |||||
| St. B. | p Value | St. B. | p Value | St. B. | p Value | St. B. | p Value | |
| Vegetable | ||||||||
| Tertile 2 | −0.15 | 0.06 | −0.13 | 0.06 | 0.06 | 0.47 | 0.09 | 0.21 |
| Tertile 3 | −0.16 | 0.03 | −0.16 | 0.03 | −0.02 | 0.81 | 0.01 | 0.93 |
| Rice | ||||||||
| Tertile 2 | −0.01 | 0.95 | −0.02 | 0.81 | −0.08 | 0.32 | −0.06 | 0.42 |
| Tertile 3 | −0.06 | 0.42 | −0.02 | 0.81 | −0.16 | 0.14 | −0.1 | 0.2 |
| Potatoes | ||||||||
| Tertile 2 | −0.12 | 0.13 | −0.12 | 0.11 | 0.14 | 0.08 | 0.11 | 0.14 |
| Tertile 3 | −0.13 | 0.1 | −0.13 | 0.1 | 0.02 | 0.83 | 0.02 | 0.86 |
| Bread | ||||||||
| Tertile 2 | −0.07 | 0.34 | −0.05 | 0.48 | 0.07 | 0.36 | 0.1 | 0.18 |
| Tertile 3 | −0.15 | 0.06 | −0.06 | 0.46 | 0.02 | 0.83 | 0.08 | 0.31 |
| Fish | ||||||||
| Tertile 2 | 0.01 | 0.9 | −0.01 | 0.9 | 0.05 | 0.53 | 0.07 | 0.32 |
| Tertile 3 | −0.02 | 0.77 | 0.2 | 0.78 | 0.05 | 0.56 | 0.02 | 0.84 |
| Fruit | ||||||||
| Tertile 2 | −0.18 | 0.02 | −0.08 | 0.24 | −0.03 | 0.66 | −0.02 | 0.8 |
| Tertile 3 | −0.15 | 0.05 | −0.14 | 0.05 | 0.03 | 0.69 | 0 | 0.99 |
| Liver and kidney | ||||||||
| Tertile 2 | −0.12 | 0.09 | −0.8 | 0.25 | −0.15 | 0.03 | −0.11 | 0.1 |
| Tertile 3 | −0.16 | 0.02 | −0.12 | 0.07 | −0.01 | 0.88 | 0.02 | 0.8 |
| Cacao | ||||||||
| Tertile 2 | −0.11 | 0.18 | −0.07 | 0.32 | −0.05 | 0.53 | −0.01 | 0.1 |
| Tertile 3 | −0.08 | 0.3 | −0.03 | 0.66 | −0.1 | 0.22 | −0.02 | 0.76 |
* Adjusted for: age, sex, total caloric intake, creatinine clearance (mL/min/1.73 m2), pack years, alcohol intake (g/day), Pb (for Cd) and Cd (for Pb). Cd and Pb as dependent continuous variables.