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. 2013 Sep 24;8(9):e74134. doi: 10.1371/journal.pone.0074134

Table 2. Statistical correlation matrix results between variable pairs.

Anatomical Symmetry Dynamical Symmetry Economy
r max (PD) r max (UD) r max (LD) Inline graphic Inline graphic Inline graphic Inline graphic GI C
Anatomical Sym. r max (PD) 1 0.501*; 0.040 0.427;0.087 0.871**; 0.000 0.651**; 0.005 0.110;0.675 −0.094;0.719 0.606**; 0.010 0.157;0.547
r max (UD) 1 0.507*; 0.038 0.782**; 0.000 0.322;0.208 0.003;0.990 0.020;0.940 0.357;0.160 −0.114;0.662
r max (LD) 1 0.748**; 0.001 0.045;0.863 0.103;0.694 0.304;0.236 0.046;0.860 0.059;0.822
Inline graphic 1 0.487*; 0.048 0.095;0.716 0.055;0.834 0.473;0.055 0.072;0.785
Dynamical Sym. Inline graphic 1 0.186;0.447 0.009;0.972 0.992**; 0.000 0.005;0.983
Inline graphic 1 0.617**; 0.005 0.186;0.445 0.105;0.668
Inline graphic 1 0.012;0.959 0.211;0.385
GI 1 −0.001;0.995
Economy C 1

Pearson Correlation coefficient is presented together with the relative p-value for the following parameters: maximal cross correlation values for each anatomical district (r max(PD), r max(UD) and r max(LD)), global anatomical cross correlation value (Inline graphic), dynamical symmetry indices for each direction (Inline graphic , Inline graphic and Inline graphic ), Global Symmetry Index (GI) averaged among the different running speeds for each subject and metabolic Cost of transport (C). Values in bold indicate significant correlations (* = p<0.05, ** = p<0.01).