Astrid Rossegger

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BACKGROUND There is an ongoing debate on whether consumers of child pornography pose a risk for hands-on sex offenses. Up until now, there have been very few studies which have analyzed the association between the consumption of child pornography and the subsequent perpetration of hands-on sex offenses. The aim of this study was to examine the recidivism(More)
Several recent studies have found an association between conduct problems and bipolar disorder in adolescents. However, prospective studies are rare and most do not apply multivariable analysis strategies to control for important variables (e.g. socio-demographics). The aim of this study was to test the association between certain conduct problems and(More)
BACKGROUND After the tsunami disaster in the Indian Ocean basin an Internet based self-screening test was made available in order to facilitate contact with mental health services. Although primarily designed for surviving Swiss tourists as well as relatives and acquaintances of the victims, the screening instrument was open to anyone who felt(More)
BACKGROUND Resonance is the phenomenon of unconsciously mirroring the motor actions of another person. Beside autism and schizophrenia psychopathic personality traits are associated with empathy dysfunction. METHODS We explore empathic resonance in terms of contagion by laughing and yawning in a group of offenders with psychopathic traits. Offenders with(More)
Used to diagnose psychopathy, the Psychopathy Checklist: Screening Version (PCL:SV) is still rarely used in the German-speaking part of Europe. The aim of the present study was to conduct a first-time evaluation of the predictive validity of the PCL:SV for sexual and violent recidivism in the German language area. PCL:SV scores for 96 violent and sexual(More)
BACKGROUND In past years, the female offender population has grown, leading to an increased interest in the characteristics of female offenders. The aim of this study was to assess the prevalence of female violent offending in a Swiss offender population and to compare possible socio-demographic and offense-related gender differences. METHODS Descriptive(More)
Risk assessment instruments have been the subject of a number of validation studies which have mainly examined the psychometric properties known primarily from psychological test development (objectivity, reliability and validity). Hardly any attention was paid to the fact that validation of forensic risk assessment instruments is confronted with a whole(More)
OBJECTIVE Most instruments used for assessing the recidivism risk of an offender with a violent or sex offense have been developed and validated in North America. METHODS The aim of this study is to discuss the state of validation for the Violence Risk Appraisal Guide (VRAG)--an instrument for assessing the recidivism risk of violent offenders. A(More)
In Switzerland, the Hare Psychopathy Checklist-Revised (PCL-R) is administered rather restrictively for risk assessment of recidivism among violent and sexual offenders. The aim of the present study was a first-time evaluation of the predictive validity of the PCL-R for violent and sexual recidivism in Switzerland. The PCL-R scores of 96 violent and sex(More)
BACKGROUND Instruments based on actuarial forensic risk assessment models are sensitive to the calibration sample, and the inclusion criteria for the subjects of a study population will influence the features of the resulting model. If the same instrument is used in populations that are not part of the calibration sample, the discriminative validity of the(More)