Table 3.
Correlations between brain (Br) and urinary (U) As, Mn, Pb and ALA levels and motor activity, ambulation and rearing counts, in groups of Wistar rats treated with As, Mn, Pb and a mixture of these metals (Mixt).
| Spearman's rho | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Group | Motor activity | As-Br | Mn-Br | Pb-Br | ALA-Br | As-U | Mn-U | Pb-U | ALA-U |
| As | Ambulation counts | −0.737 | - | - | −0.728 | −0.816 | - | ||
| Mn | - | −0.555 | - | - | - | ||||
| Pb | - | - | −0.601 | - | −0.626 | ||||
| Mixt | −0.816 | −0.811 | −0.797 | −0.783 | −0.893 | −0.923 | −0.827 | ||
| As | Rearing counts | −0.614 | - | - | −0.713 | −0.698 | - | ||
| Mn | - | −0.623 | - | - | - | ||||
| Pb | - | - | −0.664 | - | |||||
| Mixt | −0.829 | −0.847 | −0.868 | −0.791 | −0.833 | −0.879 | −0.780 | ||
Data represent significant correlations expressed by Spearman's rho values (p<0.05).