Table 5.
Standardized canonical discriminant function coefficients obtained from LDA analysis using total and positional TAG acidic compositions of monovarietal EVOO samples.
| Variable of FA | Function | ||
| 1 | 2 | 3 | |
| C16:0t | 7.80845 | 2.462617339 | 1.78735183 |
| C16:1t | −5.0273175 | 2.482626305 | 1.12018377 |
| C18:0t | 2.9099661 | 1.892928834 | 0.80540848 |
| C18:1t | 16.271798 | 8.045815225 | 4.48269249 |
| C18:2t | 13.561999 | 12.83014703 | 9.61389748 |
| C18:3t | −0.4295152 | 0.498737036 | 1.051572 |
| C16:1 sn-1 | 2.2615419 | −0.769331234 | −1.38994605 |
| C18:2 sn-1 | −1.4760586 | -1.070614593 | −1.77232348 |
| C18:3 sn-1 | −0.1162137 | −2.22366257 | 0.19232926 |
| C18:1 sn-2 | 0.1016169 | 9.43991337 | 5.33667001 |
| C18:3 sn-2 | 0.2085916 | −1.495984501 | 0.82082452 |
| Variable of volatiles | 1 | 2 | 3 |
| ethanol | 23.335 | −1.046 | −0.192 |
| pentanal | −1.182 | 1.107 | 0.918 |
| n-decane | 0.741 | 1.864 | 0.847 |
| 3-ethyl-1,5-octadien | −18.622 | −0.787 | −1.674 |
| 1-penten-3-one | 10.969 | −0.711 | 1.736 |
| trans-2-pentenal | 0.404 | 1.228 | −1.263 |
t, total FA% content in TAG fraction; sn-1, FA percent content in sn-1 position of TAG fraction; sn-2, FA percent content in sn-2 position of TAG fraction.