Table 1.

Characteristics (mean ± SD) of the subjects of each experimental group

	Sex (M/F)	Age (years)	Weight (kg)	Basal ACTH (pg/ml)	Basal cortisol (μg/L)	STAI-S	STAI-T
Group 1	6/6	37.4 ± 12.4	63.1 ± 11.5	22.7 ± 3.4	106.4 ± 8.7	40.6 ± 4.3	41.1 ± 5.9
Group 2	6/7	36.9 ± 13.8	62.7 ± 13.5	20.5 ± 4.4	106.5 ± 8.9	41.5 ± 5.2	40.1 ± 4.7
Group 3	6/6	39.1 ± 13.3	64.0 ± 13.1	19.4 ± 3.4	103.8 ± 7.8	41.6 ± 6.2	39.2 ± 4.7
Group 4	5/7	37.1 ± 11.9	66.1 ± 14.6	20.4 ± 3.7	104.8 ± 8.3	40.7 ± 5.5	40.6 ± 5.3

M, Male; F, female.