Table 1. The color parameters (mean±SD) of the raw ground chicken samples after high hydrostatic pressure treatment at 500 MPa

Property	HHP treatment (min)
	0	1	3	5	7
L*	44.63±2.15b	52.90±1.51a	52.77±0.75a	54.47±2.50a	55.43±0.76a
a*	27.73±2.42a	22.50±2.36b	23.70±1.44b	21.17±2.81b	20.10±1.41b
b*	18.27±2.63a	20.27±0.21a	20.13±1.04a	19.93±0.93a	20.43±0.51a
ΔE	-	10.31±2.51	10.00±3.23	12.48±2.81	13.54±1.97

Means with different superscript letters in a row are significantly different (p<0.05).
HHP, high hydrostatic pressure; ΔE, total color difference.