In Brazil there is a lack of tools to assess such prejudices with good evidences of validity and reliability, and, especially, contextualized to the Brazilian context. Since prejudice is strongly associated to the culture and that in Brazil prejudice against non-heterosexual orientations is especially related hegemonic discordant gender expressions we created an instrument. The overall objective of this article is to establish evidences of validity and reliability for this instrument developed for the specificities of the Brazilian reality. Eight-hundred respondents from rural and urban areas of southern Brazil completed the Scale of Prejudice Against Sexual and Gender Diversity. Analyzes were conducted using Item Response Theory, criterion validity, and relationship with an instrument that measures the same construct. The scale showed good validity and reliability, and adaptability for the Brazilian reality, suggesting that it is a useful tool to assess prejudice.
Psychological assessment; Gender diversity; Sexual diversity; Prejudice
