Table 3.

Venous concentration of blood gases, minerals, and plasma metabolites before farrowing, from −33 to −3 HIM

	Treatment (Trt)			HIM1							P-value
	CON	GLU	SEM	−33	−27	−21	−15	−9	−3	SEM	Trt	HIM	Trt × HIM
Whole blood
O2 mmol/L	4.42	4.49	0.18	4.40ab	4.41ab	4.50ab	4.79a	4.52ab	4.11b	0.22	0.78	0.02	0.49
CO2 mmol/L	29.4	28.9	0.87	30.2	29.1	28.9	28.8	28.8	29.1	0.87	0.68	0.59	0.86
pH	7.47	7.47	0.01	7.47	7.48	7.47	7.46	7.47	7.48	0.01	0.97	0.31	0.43
Na+, mmol/L	138	138	0.59	139	138	138	138	138	139	0.57	0.81	0.07	0.46
K+, mmol/L	3.91	4.15	0.10	3.93	3.98	4.02	4.10	4.07	4.08	0.09	0.13	0.18	0.74
Ca++, mmol/L	1.22	1.21	0.02	1.23ab	1.23ab	1.24a	1.22ab	1.20b	1.20b	0.01	0.66	<0.001	0.16
Cl−, mmol/L	103	103	1.14	103	103	104	104	103	103	0.88	0.80	0.08	0.13
Glucose, mmol/L	4.83	4.75	0.15	4.78	4.67	4.82	4.83	4.95	4.69	0.22	0.68	0.80	0.48
l-Lactate, mmol/L	1.41	1.74	0.17	1.32b	1.26b	1.41ab	1.54ab	1.97a	1.94a	0.19	0.20	<0.001	0.64
Plasma
Glucose, mmol/L	5.37	5.53	0.14	5.44	5.45	5.21	5.38	5.99	5.21	0.27	0.41	0.09	0.08
l-Lactate, mmol/L	1.45	1.78	0.15	1.40b	1.38b	1.40b	1.42b	1.95ab	2.15a	0.24	0.17	<0.01	0.97
Urea, mmol/L	3.07	3.36	0.27	3.32	3.43	3.21	3.17	3.03	3.12	0.25	0.46	0.45	0.89
TG2, umol/L	0.34	0.39	0.05	0.33	0.28	0.40	0.43	0.36	0.37	0.06	0.53	0.41	0.51
NEFA, µekv/L	585	370	88.8	313	242	554	462	536	759	153	0.12	0.05	0.92
Insulin, ng/L	49.5	90.4	—	71.3	96.8	56.6	49.8	105.4	43.6	—	0.11	0.44	0.35
	[9.66;253]	[17.7;463]		[13.9;365]	[18.9;496)	[11.1;290]	[9.73;255}	[20.6;540}	[8.52;223]

¹Samples timepoints are grouped in 6 h intervals from −36 to −31, −30 to −25, −24 to −19, −18 to −13, −12 to −7, and −6 to 0.

² Triglycerides.

^a,bLeast squares treatment means with different superscript letters differ significantly (P < 0.05).