Table 5. Effects of different farrowing facilities on piglet performance in primiparous sows

Items	CON	LFP	SEM	p-value
Initial litter size (n)	9.35	9.55	0.53	0.810
Piglets weaned (n)	8.09	7.82	0.38	0.622
Survival rate (%)	87.72	83.05	3.62	0.374
Weight (kg)
Initial litter	11.46	11.32	0.66	0.877
Initial piglet	1.24	1.18	0.06	0.505
Litter weaned	67.03	67.80	3.66	0.883
Piglets weaned	8.28	8.71	0.30	0.317
Litter weight gain	55.55	56.47	3.36	0.850
Piglet average daily gain (g/d)	240.79	254.10	10.04	0.362

Data represents means based on eleven primiparous sows per treatment.
CON, conventional farrowing facilities; LFP, loosed farrowing pens; SEM, standard error of means.