Table 3.

Final statistical model showing the phenolic constituents that had a significant effect on the square root of protein precipitation capacity.

Model term	Parameter estimate	SE	t statistic	P‐value	Standardised coefficient
(Intercept)	2.393	0.439	5.45	< 0.001
Late HHDP	0.120	0.006	18.94	< 0.001	0.882
Large procyanidin	0.219	0.018	11.89	< 0.001	0.298
Total galloyl	0.056	0.006	8.75	< 0.001	0.235
Medium prodelphinidin	0.178	0.022	8.17	< 0.001	0.209
Early HHDP	−0.027	0.010	−2.73	0.007	−0.112
mDP of PAs	−0.047	0.018	−2.59	0.010	−0.070

Degrees of freedom for all t‐statistics is 563 (n = 625).

HHDP, hexahydroxydiphenoyl derivatives; mDP of PAs, mean degree of polymerisation of proanthocyanidins.