| CF | EF | Igeo |
| Mean ± SD | Mean ± SD | Mean ± SD |
Cd | 37.78 ± 26.58 | 20.04 ± 9.82 | 4.29 ± 1.07 |
Cu | 0.40 ± 0.16 | 0.24 ± 0.11 | −2.03 ± 0.65 |
Pb | 5.68 ± 2.17 | 3.43 ± 1.48 | 1.81 ± 0.59 |
Zn | 3.04 ± 4.09 | 1.56 ± 2.01 | −0.12 ± 2.04 |