As | Cd | Cr | Cu | Hg | Pb | Zn | |
As | 1 | ||||||
Cd | 0.013 | 1 | |||||
Cr | −0.013 | 0.012 | 1 | ||||
Cu | −0.024 | 0.075* | −0.038 | 1 | |||
Hg | 0.029 | 0.017 | −0.014 | −0.011 | 1 | ||
Pb | −0.032 | −0.064* | 0.003 | 0.136** | −0.016 | 1 | |
Zn | 0.109** | 0.136** | 0.017 | 0.108** | −0.024 | −0.215** | 1 |