Sex-Related Effects of Adrenergic Drugs on Conditioned Pain Modulation: A Randomized Controlled Cross-Over Double-Blind Trial

Table 1

Physiological and psychological characteristics of the participants.

Variables	Men	Women	t values from Student’s T-test	value from Student’s T-test
N	14	15
Age (years)	30.5 ± 1.3	26.5 ± 1.1	2.337	0.014
Height (cm)	181.0 ± 1.7	164.1 ± 1.6	7.258	<0.001
Weight (kg)	83.0 ± 2.7	65.9 ± 3.2	4.005	<0.001
Trait anxiety (STAI) (range 0–80)	6.6 ± 1.4	11.1 ± 1.7	−2.070	0.024
Beck depression inventory (range 0–63)	1.1 ± 0.4	2.8 ± 1.1	−1.420	0.083
Pain catastrophizing scale (range 0–52)	5.4 ± 1.2	8.8 ± 1.7	−1.652	0.055

Data are presented in mean ± SEM. SEM, standard error of the mean; STAI, state and trait anxiety inventory.