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. 2011 Oct 20;146(2):272–280. doi: 10.1007/s12011-011-9233-4

Table 6.

Matrix of linear correlations between the mass of elements Cr, Fe, Ni, and Mn introduced with constituting elements and ions released to artificial saliva

Brackets Bands Wires Complete appliance Exp Control β γ
0.9985 0.9997 0.9998 Brackets
p = 0.000 p = 0.000 p = 0.000 Bands
0.9991 0.9994 Wires
p = 0.000 p = 0.000 Complete appliance
0.9999 Exp
p = 0.000 Control
0.9720 β
p = 0.006 γ