TABLE 1.

Cortisol and oxytocin concentrations in the milk of sows on the second lactation day before and after deprivation treatment.

	Treatment group		P-values
Parameter	Deprivation	Control	Treatment
Cortisol (ng/ml)
Before	22.99 ± 3.05	35.43 ± 2.93	0.077
After	31.19 ± 2.57	26.35 ± 2.92	0.905
Difference (after-before)	7.62 ± 3.70	–7.26 ± 3.70	<0.05
Oxytocin (pg/ml)
Before	776.38 ± 202.92	944.43 ± 191.08	0.999
After	477.17 ± 166.26	549.14 ± 191.08	1.000
Difference (after-before)	–269.38 ± 452.74	–274.38 ± 452.74	0.994

Results are presented as LSM ± SE of the sows of deprivation and control litters. Tukey-Kramer test; n = 7 samples per treatment.