Table 7. Effects of different farrowing facilities on blood metabolites in primiparous sows.

Items	CON	LFP	SEM	p-value
Post farrowing (mg/dL)
Blood urea nitrogen	6.00	5.50	0.67	0.613
Glucose	74.67	76.50	1.85	0.503
Triglyceride	48.17	55.00	5.56	0.405
Creatinine	2.12	2.14	0.14	0.916
Weanling (mg/dL)
Blood urea nitrogen	12.17	14.00	1.06	0.267
Glucose	92.00	99.50	4.15	0.248
Triglyceride	17.00	17.83	2.26	0.817
Creatinine	2.02	2.01	0.10	0.991

Data represents means based on eleven primiparous sows per treatment.

CON, conventional farrowing facilities; LFP, loosed farrowing pens; SEM, standard error of means.