Table 5.
Correlation coefficient matrix between phenolics content and antioxidant properties in mango pulp.
| TPC | TFC | TAC | GA | CA | PA | CIA | VA | FA | PSC | ORAC | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| TPC | 1.000 | ||||||||||
| TFC | 0.714 * | 1.000 | |||||||||
| TAC | −0.964 | −0.968 | 1.000 | ||||||||
| GA | 0.287 | 0.349 | −0.586 | 1.000 | |||||||
| CA | 0.485 | 0.310 | −0.895 | 0.735 * | 1.000 | ||||||
| PA | 0.520 | 0.661 | −0.994 | 0.577 | 0.694 * | 1.000 | |||||
| ClA | 0.390 | 0.858 ** | −0.967 | 0.420 | 0.391 | 0.807 ** | 1.000 | ||||
| VA | 0.822 ** | 0.784 * | −0.959 | 0.499 | 0.736 * | 0.766 * | 0.676 * | 1.000 | |||
| FA | 0.663 | 0.591 | −0.330 | 0.287 | 0.273 | 0.402 | 0.453 | 0.653 | 1.000 | ||
| PSC | 0.675 * | 0.172 | −0.659 | 0.313 | 0.580 | 0.210 | −0.088 | 0.635 | 0.378 | 1.000 | |
| ORAC | 0.368 | −0.109 | 0.383 | −0.177 | 0.038 | −0.013 | −0.352 | 0.253 | 0.319 | 0.648 | 1.000 |
TPC, Total phenolic content; TFC, Total flavonoid content; TAC, Total anthocyanin content; GA, Gallic acid; CA, Caffeic acid; PCA, Protocatechuic acid; ClA, Chlorogenic acid; VA, Vanillic acid; FA, Ferulic acid; PSC, Peroxyl radical scavenging capacity; ORAC, Oxygen radical absorbance capacity; * Correlation is significant at the 0.05 level (2-tailed); ** Correlation is significant at the 0.01 level (2-tailed).