Table 4 PCA for Zn and Fe concentration in fufu samples before and after milling
From: Heavy metal contamination and health risk assessment of mechanically milled delicacy called fufu
PC 1 | PC 2 | |
|---|---|---|
Zn Before | 0.977 | −0.042 |
Zn After | 0.963 | 0.040 |
Fe Before | 0.206 | 0.889 |
Fe After | −0.210 | 0.892 |
Total | 1.968 | 1.589 |
% of Variance | 49.188 | 39.736 |
Cumulative % | 49.188 | 88.924 |