Fig. 3From: Sex-specific effects of dietary fatty acids on saliva cortisol and social behavior in guinea pigs under different social environmental conditionsChange in saliva cortisol concentrations for guinea pigs due to social confrontations. a Effect of dietary treatments (control, PUFA, SFA), combining both sexes. b Effect of sex, combining all dietary treatments. *p ≤ 0.05, **p ≤ 0.01, ***p ≤ 0.001 comparing both sampling points in time within the dietary treatments. Comparison of time courses: control-PUFA: n.s., control-SFA: p ≤ 0.001, PUFA-SFA: p ≤ 0.05; males-females: p = 0.051Back to article page