Table 2. Effect of different rehydration treatments on the color (L*, a*, b*, and ΔE) of the rehydrated sea cucumber

Parameter	Dried sea cucumber	Rehydration methods
Parameter	Dried sea cucumber	KV27°C	KV15°C	UAR27 + KV15°C	UAR15 + KV15°C
CIE L*	2.86 ± 0.40	3.03 ± 0.11^c	6.36 ± 0.95^b	11.95 ± 7.96^a	16.94 ± 3.49^a
CIE a*	–0.23 ± 0.03	–0.16 ± 0.18^a	0.95 ± 0.54^a	1.13 ± 1.65^a	2.36 ± 1.06^a
CIE b*	0.49 ± 0.14	0.08 ± 0.37^b	2.93 ± 1.05^b	12.67 ± 12.1^a	10.43 ± 2.67^a
ΔE		0.44 ± 0.11^c	4.42 ± 0.95^b	15.29 ± 0.91^a	17.42 ± 0.91^a

Superscript with different letters in the same row indicates significant difference (p < 0.05).
KV, conventional rehydration; UAR, ultrasound-assisted rehydration; ΔE, total difference.