Table 9 Correlation of PAH residues with antioxidant enzymes and lipid perioxidation in Ibasa and Ilase creeks, Lagos, using parametric and non-parametric correlation models
Correlation | Pearson correlation (Rp) | Spearman’s rho (Rs) | Kendall’s taub (Rk) |
|---|---|---|---|
TWC/GPx | 0.967a (liver) | Not significant | Not significant |
TWC/CAT | − 0.974a (gill) | Not significant | − 1.00a (gill) |
TWC/GST | 0.985a (gill) | Not significant | Not significant |
LW/CAT | 0.995a (liver) | Not significant | Not significant |
LW/SOD | Not Significant | Not significant | − 1.00a (liver) |
LW/GPx | 0.980a (gill) | Not significant | Not significant |
HW/GPx | 0.976a (gill) | Not significant | 1.00b (gill) |
HW/GST | Not Significant | Not significant | − 1.00b (gill) |
LS/MDA | 1.00b (liver) | 1.00a (gill) | 1.00b (liver) |
LS/CAT | Not Significant | − 1.00a (gill) | Not significant |
HS/GPx | 0.957a(liver) | Not significant | Not significant |
HS/CAT | − 0.982a(gill) | Not significant | − 1.00b (gill) |
HS/GSH | 0.974a(gill) | Not significant | Not significant |
HS/GST | Not significant | Not significant | − 1.00b (gill) |