Table 2.

Effects of encapsulated cinnamaldehyde at either 50 mg/kg or 100 mg/kg in feed on growth performance of broiler chickens

Itemsa	Treatmentsb				SEMc	P-value
	NC	PC	EOL	EOH
Starter (d 1–14)
BW (14 d, g)	514.83	501.14	505.03	497.36	4.802	0.63
ADG, g	33.32	32.34	32.62	32.07	0.337	0.61
ADFI, g	44.99	46.07	46.63	45.42	0.401	0.51
FCR, g/g	1.35	1.43	1.43	1.42	0.015	0.19
Grower (d 15–28)
BW (28 d, g)	1749.33	1784.13	1728.14	1696.89	15.793	0.26
ADG, g	88.18	91.64	87.37	85.68	1.067	0.25
ADFI, g	118.64	119.03	118.70	116.37	1.152	0.85
FCR, g/g	1.35	1.30	1.36	1.36	0.011	0.12
Finisher (d 29–41)
BW (41 d, g)	3274.39	3319.32	3305.02	3185.67	34.625	0.54
ADG, g	116.54	118.09	121.3	114.52	2.146	0.74
ADFI, g	185.56	182.63	186.18	179.37	2.348	0.75
FCR, g/g	1.60	1.55	1.54	1.57	0.015	0.54
Overall (d 1–41)
ADG, g	76.57	77.88	77.54	74.70	0.825	0.54
ADFI, g	110.06	108.87	110.66	108.12	0.982	0.81
FCR, g/g	1.44	1.40	1.43	1.45	0.010	0.32
Morality, %	16.25	10	12.5	10	-	-

^a BW, body weight; ADFI, average daily feed intake; ADG, average daily gain; FCR, feed conversion ratio.

^b NC, negative control, birds fed with basal diet; PC, positive control, birds fed with 30 mg/kg avilamycin premix; EOL, birds fed 50 mg/kg encapsulated cinnamaldehyde; EOH, birds fed 100 mg/kg encapsulated cinnamaldehyde.

^c SEM, standard error of the mean.