Table 4.

Effects of high fiber diet and HF-FMT during gestation on reproductive performance of sows

Items	Treatment			SEM	P-value
	LF	LFM	HF
Litters, n	21	23	22
Total born, n	15.05	15.14	15.10	0.304	0.993
Born alive, n	13.80	14.14	14.40	0.273	0.722
Stillborn, n	1.33	1.00	1.00	0.039	0.437
Mummified fetuses, n	1.43	1.33	2.00	0.082	0.293
Low birth weight piglet1, n	2.17	1.50	1.36	0.061	0.072
Piglet weight at birth, kg	1.49	1.52	1.52	0.046	0.866
Litter weight at birth, kg	21.40	22.15	22.19	0.510	0.741
CVbw2, %	21.27	17.10	16.84	1.709	0.096
Duration of farrowing3, min	230.00	172.57	167.44	18.299	0.078

Data were shown as least squares mean with their SEM. Values within a row with different superscripts differ (P < 0.05)

LF Low fiber diet during gestation, n = 21, LFM Low fiber diet + fecal microbiota transplantation from HF sow during gestation, n = 23, HF High fiber diet during gestation, n = 22, SEM Pooled standard error of means

¹Low birth weight piglet: Piglets with low birth weight (< 1,000 g)

²CV_bw%: the intra litter coefficient of variation

³Duration of farrowing: defined as the time interval between birth of first and last piglet