Table 2.

Kendall's Tau correlations between the bioactive content, antioxidant characteristics, colour, antibacterial activity, and physicochemical properties of a selection of commercially available Australian honeys.

	TPC	TFC	β-Carotene	Lycopene	DPPH	CUPRAC	FRAP	Colour Intensity	L*	a*	b*	MIC50 (S. aureus)	pH	TSS	Viscosity	aw
TPC	1
TFC	0.566*	1
β-Carotene	0.494*	0.501*	1
Lycopene	0.310*	0.322*	0.580*	1
DPPH	0.443*	0.361*	0.368*	0.194	1
CUPRAC	0.700*	0.508*	0.42**	0.224**	0.417*	1
FRAP	0.559*	0.561*	0.359*	0.222**	0.489*	0.659*	1
Colour Intensity	0.596*	0.547*	0.600*	0.287*	0.498*	0.566*	0.489*	1
L*	−0.396*	−0.449*	−0.538*	−0.321*	−0.319*	−0.358*	−0.375*	−0.538*	1
a*	0.397*	0.315*	0.334*	0.094	0.406*	0.403*	0.355*	0.594*	−0.202	1
b*	−0.321*	−0.359*	−0.455*	−0.284*	−0.170	−0.282*	−0.303*	−0.356*	0.728*	−0.033	1
MIC50 (S. aureus)	0.159	0.101	0.038	−0.052	0.150	0.143	0.220**	0.103	0.015	0.092	−0.063	1
pH	0.228**	0.013	0.057	−0.100	0.102	0.289*	0.132	0.144	0.105	0.245**	0.176	0.083	1
TSS	−0.089	−0.214**	−0.169	0.004	−0.112	−0.056	−0.124	−0.209	0.241**	−0.077	0.168	0.089	−0.067	1
Viscosity	−0.019	−0.044	−0.072	0.074	−0.005	−0.047	−0.126	−0.156	0.311*	−0.009	0.288*	−0.100	0.091	0.204	1
aw	0.119	−0.105	−0.096	−0.089	−0.065	0.145	0.086	−0.012	0.073	0.035	−0.069	0.222**	0.221**	0.237**	−0.036	1

Note: * Correlation is significant at 0.01; ** Correlation is significant at 0.05.