Table 4.
Pearson’s correlation coefficient test (r) and weight of each variable for the main components.
| Pearson’s Correlation Coefficient | Weight | ||||||
|---|---|---|---|---|---|---|---|
| Ortho-Diphenols | Total Phenols | Flavonoids | ABTS | DPPH | PC1 | PC2 | |
| Ortho-diphenols | 1 | 0.15627 | 0.10443 | 0.4078 *** | −0.75267 *** | 0.45471 | 0.41383 |
| Total phenols | 0.15627 | 1 | 0.61357 *** | 0.60149 *** | −0.33056 ** | 0.3765 | −0.59563 |
| Flavonoids | 0.10443 | 0.61357 *** | 1 | 0.50369 *** | −0.17144 | 0.41221 | 0.49995 |
| ABTS | 0.4078 *** | 0.60149 *** | 0.50369 *** | 1 | −0.58414 *** | 0.51781 | 0.08682 |
| DPPH | −0.75267 *** | −0.33056 ** | −0.17144 | −0.58414 *** | 1 | −0.4620 | 0.4658 |
* refers the correlation between samples (p ≤ 0.05). ** value < 0.01; *** value < 0.001.