nearly significantp < 0.01
Arsenic showed a positive correlation with the potentially toxic elements ( p < 0.01, 2-tailed): Pb ( r = 0.689), Cd ( r = 0.803), and Zn ( r = 0.914); however, regarding soil characteristics, it only presented a nearly significant correlation ( r = 0.493, p < 0.01) with porous space.