Objective: To examine the internal consistency and factor structure of the Brazilian adaptation of the UPPS Impulsive Behavior Scale. Methods: UPPS is a self-report scale composed by 40 items assessing four factors of impulsivity: (a) urgency, (b) lack of premeditation; (c) lack of perseverance; (d) sensation seeking. In the present study 384 participants (278 women and 106 men), who were recru...

Sensation seeking is a core personality trait that declines with age in both men and women, as do also both density and availability of the dopamine D(2/3) receptors in striatum and cortical regions. In contrast, novelty seeking at a given age relates inversely to dopamine receptor availability. The simplest explanation of these findings is an inverted-U-shaped correlation between ratings of se...

Osgood, c., Sud, G., & Tannenbaum, P. (1957). The measurement ofme ailing. Urbana, IL: University of Illinois Press. Scourfield, 1.. Stevens, D. E., & Merikangas, K. R. (1996). Substance abuse, comorbidity, and sensa­ tion seeking: Gender differences. Comprehensive Psychiatry. 37, 384-392. Smith, C. A" & Ellsworth, C. (1985). Patterns of cognitive appraisal in emotion. joumal (Il Personal ity &...

In this study, we examined online sexual activity (OSA) in Mainland China. Specifically, characteristics of OSA and its relation with sexual sensation seeking and sociosexuality were investigated. OSAs were categorized as viewing sexually-explicit material (SEM), sexual partner seeking, cybersex, and flirting. Participants (N = 460) completed measures of OSA experience within the past 12 months...

This study tests the proposition that peer influence mediates the effect of sensation seeking, a personality trait, on alcohol use among college students. Cross-sectional data to test this proposition were collected from a representative sample of college students at a large public northeastern university (N = 427). Results of hierarchical regression analyses showed that, as hypothesized, sensa...