OBJECTIVE Schizotypal personality traits are associated with schizophrenia spectrum disorders, and individuals with schizophrenia spectrum disorders demonstrate increased dopamine transmission in the striatum. The authors sought to determine whether individual differences in normal variation in schizotypal traits are correlated with dopamine transmission in the striatum and in extrastriatal bra...

This study examines the construct validity of the revised version of the Strelau Temperament Inventory (STI-R) and the short scale (STI-RS) , which were introduced by Strelau, Angleitner, Bantelmann and Ruch (1990). Hypotheses about the relationship between the content scales of the STI-R, viz. Strength of Excitation (SE), Strength of Inhibition (SI) , and Mobility ( M O ) of CNSproperties, and...

Methods Family pattern (Karen Mahover) (Groups 1,2,3), HouseTree-Person (John N. Buck) (Group 1), Scale of Tailor by Spilberg-Hanin (Group 3), the Lüscher color test (Groups 2,3), Junior–Senior High School Personality Questionnaire by Cattell (HSPQ – teenager version) (Group 3), Picture of a non-existent animal (M.Z. Dukarevich) (Groups 2,3), Cattell’s methods for junior personality psychology ...

The aim of this study was to examine the extent to which differences in risky sexual behavior (RSB) between males and females is mediated by their personality traits and coping styles. Participants were 180 first-year undergraduate students who were evaluated with the Tridimensional Personality Questionnaire (TPQ; Cloninger, 1987); the Multidimensional Coping Inventory (COPE; Carver, Scheier, &...

In contrast to the extensive research effort to understand the genetic contribution to alcoholism risk, there has been little research directed at understanding genetic influences on smoking behavior. Data from large twin studies in Scandinavia and Australia are consistent with a major genetic influence on the probability that an individual will become a smoker ("initiation") and will persist i...

OBJECTIVE To describe the relationship between personal values and personality traits in cocaine-using patients and analyze their specificity in the explanation of different types of constructs. METHOD A study was carried out to explore the association between these variables in a group of 230 patients receiving treatment for cocaine dependence. The Portrait Values Questionnaire was used for ...

The aim of the study was to examine relationships between psychosocial familyand school environment and personality as assessed by the Junior Eysenck Personality Questionnaire (EPQ-J) and possible personality interactional effects. The study was based on 244 Swedish girls and boys, 10 19 years old, who filled in the Familyand School Psychosocial Environment (FSPE) questionnaire and the EPQ-J. A...