Table 5.
Loading and proportion of the variance explained by each principal component
| Eigenvectors 2 | Total | |||
|---|---|---|---|---|
| Traits 1 | PC 1L | PC 2L | PC 3L | |
| lnAND | −0.4875 | 0.8374 | 0.2471 | |
| lnSKA | −0.5903 | −0.5246 | 0.6135 | |
| lnIND | −0.6433 | −0.1532 | −0.7501 | |
| Eigenvalues | 1.9099 | 0.7490 | 0.3412 | 3.0000 |
| Proportion of total eigenvalues | 0.6366 | 0.2497 | 0.1137 | 1.0000 |
1androstenone, log-transformed (lnAND); skatole, log-transformed (lnSKA); indole, log-transformed (lnIND); 2principal component (PC) 1 : 3 from the analysis of androstenone, skatole and indole (PC1L, PC2L, PC3L).