Table 1. Pearson’s correlation coefficients among the main phenolic compounds found in the progeny Picual x Arbequina oils.
| 3,4-DHPEA | p-HPEA | 3,4-DHPEA acetate | 3,4-DHPEA-EDA | p-HPEA-EDA | 3,4-DHPEA-EA | p-HPEA-EA | pinoresinol | 1-acetoxypinoresinol | luteolin | apigenin | vanillic acid | p-coumaric acid | cinnamic acid | ferulic acid | Tyrosol derivatives | Lignans | Flavonoids | Phenolic acids | Total phenols | Orthodiphenols | Non-orthodiphenols | |
| 3,4-DHPEA | - | |||||||||||||||||||||
| p-HPEA | *** 0.568 | - | ||||||||||||||||||||
| 3,4-DHPEA acetate | –0.029 | –0.150 | - | |||||||||||||||||||
| 3,4-DHPEA-EDA | 0.085 | 0.013 | 0.055 | - | ||||||||||||||||||
| p-HPEA-EDA | –0.046 | 0.153 | 0.044 | *** 0.648 | - | |||||||||||||||||
| 3,4-DHPEA-EA | *** 0.339 | *** 0.294 | *** –0.452 | 0.103 | 0.048 | - | ||||||||||||||||
| p-HPEA-EA | * °.237 | 0.194 | ** –0.267 | 0.103 | 0.096 | *** 0.638 | - | |||||||||||||||
| pinoresinol | *** 0.374 | *** 0.521 | –0.108 | 0.033 | 0.151 | *** 0.362 | * °.21 | - | ||||||||||||||
| 1-acetoxypinoresinol | *** 0.338 | *** 0.397 | –0.035 | –0.138 | –0.026 | *** 0.37 | 0.157 | *** 0.299 | - | |||||||||||||
| luteolin | ** 0.238 | *** 0.312 | –0.068 | * °.191 | 0.146 | 0.048 | 0.137 | 0.066 | 0.150 | - | ||||||||||||
| apigenin | * °.177 | * °.19 | –0.076 | 0.145 | 0.163 | 0.023 | * °.205 | 0.013 | 0.092 | *** 0.828 | - | |||||||||||
| vanillic acid | *** 0.318 | *** 0.414 | 0.012 | –0.136 | ** –0.232 | –0.108 | –0.044 | 0.105 | *** 0.306 | 0.107 | 0.130 | - | ||||||||||
| p-coumaric acid | *** 0.306 | *** 0.290 | 0.029 | –0.046 | –0.117 | –0.002 | 0.077 | 0.018 | * °.198 | * °.202 | 0.117 | *** 0.494 | - | |||||||||
| cinnamic acid | ** 0.233 | *** 0.426 | *** –0.282 | –0.001 | * °.168 | *** 0.760 | *** 0.392 | *** 0.533 | *** 0.491 | 0.047 | –0.040 | –0.003 | 0.013 | - | ||||||||
| ferulic acid | –0.002 | 0.073 | –0.016 | *** –0.287 | ** –0.265 | –0.113 | –0.024 | –0.142 | * °.195 | *** 0.350 | * °.178 | * °.275 | *** 0.416 | –0.065 | - | |||||||
| Tyrosol derivatives | ** 0.261 | ** 0.251 | ** –0.221 | *** 0.722 | *** 0.629 | *** 0.720 | *** 0.547 | *** 0.302 | * °.175 | * °.171 | 0.144 | * –°.197 | –0.046 | *** 0.545 | *** –0.281 | - | ||||||
| Lignans | *** 0.407 | *** 0.502 | –0.063 | –0.109 | 0.024 | *** 0.431 | * °.2 | *** 0.565 | *** 0.956 | 0.150 | 0.084 | *** 0.297 | * °.176 | *** 0.588 | 0.125 | ** 0.243 | - | |||||
| Flavonoids | ** 0.228 | *** 0.287 | –0.073 | * °.184 | 0.157 | 0.042 | 0.163 | 0.052 | 0.138 | *** 0.985 | *** 0.912 | 0.118 | * °.183 | 0.023 | *** 0.310 | * °.169 | 0.136 | - | ||||
| Phenolic acids | *** 0.373 | *** 0.562 | ** –0.233 | –0.063 | 0.040 | *** 0.626 | *** 0.352 | *** 0.486 | *** 0.57 | 0.147 | 0.042 | *** 0.404 | *** 0.459 | *** 0.867 | * °.189 | *** 0.396 | *** 0.642 | 0.120 | - | |||
| Total phenols | *** 0.278 | ** 0.273 | ** –0.222 | *** 0.711 | *** 0.624 | *** 0.728 | *** 0.551 | *** 0.321 | * °.212 | * °.194 | 0.163 | * –°.179 | –0.033 | *** 0.562 | ** –0.265 | *** 0.999 | *** 0.282 | * °.192 | *** 0.421 | - | ||
| Orthodiphenols | *** 0.318 | ** 0.235 | ** –0.264 | *** 0.660 | *** 0.413 | *** 0.814 | *** 0.544 | *** 0.297 | * °.211 | 0.162 | 0.112 | –0.158 | –0.021 | *** 0.576 | ** –0.247 | *** 0.965 | ** 0.273 | 0.153 | *** 0.442 | *** 0.965 | - | |
| Non-orthodiphenols | 0.088 | *** 0.281 | –0.046 | *** 0.606 | *** 0.944 | *** 0.278 | *** 0.389 | * °.276 | 0.147 | * °.211 | * °.236 | * –°.172 | –0.051 | *** 0.344 | ** –0.225 | *** 0.759 | * °.211 | ** 0.227 | ** 0.23 | *** 0.761 | *** 0.565 | - |
Marked correlations are significant at: * p<0.05, ** p<0.01, *** p<0.001