Table 1.

t-Test and Cohen’s d values of combined control groups vs. combined chronic social stress (CSS) group comparisons.

Variable	Combined controls	Combined CSS	p-Value	Cohen’s d
IFNγ (ng/ml)	7.2 ± 2.9	17.9 ± 4.0	0.04	0.7
Marbles buried	2.9 ± 0.4	3.6 ± 0.2	0.05*	0.6
Self-grooming duration (s)	4.1 ± 1.5	11.5 ± 3.9	0.03*	0.9
Social contact duration (s)	50.3 ± 4.3	37.9 ± 4.1	0.03*	0.9
Allogrooming duration (s)	10.3 ± 4.0	3.7 ± 2.9	0.04	0.6

*Indicates one-tailed t-test.