Table 2.

Effects of Lactiplantibacillus plantarum P8 on the growth performance of broilers.

Item	Con	DEX	P8	DEX_P8	SEM	P-value
Days 1 to 16
ADFI, g	35.54	36.45	35.90	36.65	0.52	0.14
ADG, g	26.09	26.08	26.42	26.42	0.19	0.12
F:G ratio, g/g	1.36	1.40	1.36	1.39	0.02	0.17
Days 17 to 21
ADFI, g	73.45	71.92	73.52	72.59	0.31	0.15
ADG, g	45.17a	32.61c	45.56a	40.66b	0.29	<0.01
F:G ratio, g/g	1.63c	2.24a	1.61c	1.81b	0.02	<0.01
Days 1 to 21
ADFI, g	45.79	45.33	45.65	44.68	0.633	0.28
ADG, g	33.80a	29.05c	33.97a	31.82b	0.629	<0.01
F:G ratio, g/g	1.36b	1.56a	1.35b	1.41b	0.030	<0.01

Con = control diet; DEX = control diet plus dexamethasone injection; P8 = control diet containing 1 × 10⁸ CFU/g Lactiplantibacillus plantarum P8; DEX_P8 = control diet containing 1 × 10⁸ CFU/g L.plantarum P8 plus dexamethasone injection.

^a,b,cMean values within a row with no common superscripts differ significantly (P < 0.05).