The purpose of this study was to analyze the psychometric properties of the Basic Psychological Needs Questionnaire (BPNQ) with Portuguese students. The sample was composed of 445 male and female students, ranging in age from 12 to 16 years. Initially, the scale was translated into Portuguese, and later, an analysis of the psychometric properties was done. Results emphasized that the BPNQ is a valid (factorial and nomological) and reliable instrument to measure students' perception of autonomy, competence and relatedness support in Physical Education classes.
Psychometric; questionnaire; teacher; physical education; training