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Patients With Erythrophobia (Fear of Blushing) Show Abnormal Autonomic Regulation in Mental Stress Conditions

From the Psychosomatics and Psychosocial Medicine (K.L-H., B.B., P.W.), Psychiatric Out-Patient Department, University of Berne, Switzerland, and the Center for Psychobiological and Psychosomatic Research (L.M., H.R.), University of Trier, Psychosomatic Hospital St-Franziska-Stift, Bad Kreuznach, Germany.

View larger version (18K): [in a new window]   Fig. 1. Changes in interbeat intervals (ms) of patients with erythrophobia and normal control subjects from resting to mental stress. Solid lines represent patients (N = 40), dotted lines denote control subjects (N = 20).

View larger version (14K): [in a new window]   Fig. 2. Box plots of performance statistics of patients (N = 40) and normal control subjects (N = 20) in mental stress testing (Stroop-test) split by sex; f = females, m = males.

View larger version (22K): [in a new window]   Fig. 3. Group comparison of patients with erythrophobia and normal control subjects in resting and mental stress conditions. Significant ANOVA effects for total power (p < .01), midfrequency (p < .05), and high-frequency (p < .001), top, middle, and bottom, respectively. Units are arbitrary ln power units (ln ms2), solid lines represent patients with erythrophobia (N = 40), dotted lines denote control patients (N = 20).