The purpose of this study was to develop the Youth Physical Activity Attitude Scale (YPAAS). Questions were developed using dual-component (affective-cognitive, positive-negative) beliefs framework. Content validity was established with expert panel review. Two samples of 4th-8th grade students (51% Female; 9-14 years) completed the YPAAS (sample…

This research adapted the Life Skills Scale for Sport (LSSS) into Portuguese and provided evidence for its construct validity. Study 1 included four translators and five academics who developed a Portuguese version of the LSSS (P-LSSS). During this study, evidence for the content and substantive aspects of construct validity was provided using an…

This study aimed to validate an English version of Basic Psychological Needs Support Questionnaire (BPNSQ) and the Basic Psychological Needs in Physical Education Scale (BPN-PE) in the physical education context. Participants included 453 students aged between 12 and 17 years. For the BPNSQ, the hypothesized three-factor solution displayed high…

This study investigated adaptation and the psychometric properties of the Portuguese version of the Youth Experience Survey for Sport (P-YES-S). Translators, professors, and athletes participated. Athletes between 14 and 18 years were recruited. The instrument was the P-YES-S. Content validity was assessed by coefficients of content and kappa,…

Purpose: The objectives were to develop and validate the Coaches' Interpersonal Style Questionnaire. The Coaches' Interpersonal Style Questionnaire analyzes the interpersonal style adopted by coaches when implementing their strategy of supporting or thwarting athletes' basic psychological needs. Method: In Study 1, an exploratory factor analysis…

To examine the reliability and validity of 1-mile walk tests for estimation of aerobic fitness (VO[subscript 2max]) in 10- to 13-year-old children and to cross-validate previously published equations. Participants (n = 61) walked 1-mile on two different days. Self-reported physical activity, demographic variables, and aerobic fitness were used in…

The purpose of this research was to develop a measure of sport injury anxiety (SIA), defined as the tendency to make threat appraisals in sport situations where injury is seen as possible and/or likely. The Sport Injury Anxiety Scale (SIAS) was developed in three stages. In Stage 1, expert raters evaluated items to determine their adequacy. In…