. 2016 Jun 9;30(1):71–77. doi: 10.5713/ajas.16.0075

Table 5.

Effects of dietary marigold extract on the meat quality of thigh muscle in broiler chickens

Items	The level of marigold extract (%)					SEM	p value	Contrast

	0	0.075	0.15	0.30	0.60			Linear	Quadratic
pH_{45 min}	6.47	6.42	6.48	6.45	6.47	0.020	0.909	0.819	0.832
pH_{24 h}	6.21	6.26	6.20	6.25	6.25	0.020	0.830	0.690	0.893
Drip loss (%)	1.63^a	1.34^b	1.31^b	1.21^b	1.28^b	0.032	<0.001	<0.001	0.003
Shear force (N)	23.38^a	20.04^ab	18.50^b	18.61^b	17.93^b	0.628	0.034	0.004	0.155

SEM, standard error of the means.

^a,b

Means within the same row with no common superscript differ significantly (p<0.05). n = 8.