Validation of a Spanish translation of the Gratitude Questionnaire (GQ-6) with a Chilean sample of adults and high schoolers.

Background: Recent studies have associated positive emotions with several variables such as learning, coping strategies or assertive behaviour. The concept of gratitude has been specifically defined as a tendency to recognise and respond to people or situations with grateful emotion. Unfortunately in Latin America, no validated measures of gratitude on different populations are available.

Substance Use, Bullying, and Body Image Disturbances in Adolescents and Young Adults Under the Prism of a 3D Simulation Program: Validation of MySchool4web.

Background: The use of virtual reality or three-dimensional (3D) simulation programs has been explored in different mental health problems and contexts. One of the applications that showed evidence of a suitable assessment for behavioral and emotional problems in adolescents is the 3D questionnaire called MySchool4web. The aim of this work was to analyze the psychometric properties of a tailored version of MySchool4web.