Table I.

Mean growth rate (g/day, mean ± SEM) of rats during the 31-day period from stress session 1 to the first day of behavioral/physiological testing.

	Cat + social stress (g/day)	Cat only (g/day)	Social stress only (g/day)	No stress (g/day)
Experiment 1	4.44 ± 0.23	N/A	N/A	4.41 ± 0.12
Experiment 2	4.19 ± 0.24*	N/A	N/A	5.07 ± 0.26
Experiment 3	3.79 ± 0.27*,β	4.72 ± 0.32	5.13 ± 0.29	4.65 ± 0.30
Experiment 4	4.10 ± 0.19**	N/A	N/A	5.04 ± 0.23

^*p < 0.05 versus no stress;

^**p < 0.001 versus no stress;

^βp < 0.05 versus cat only and social stress only.