Validity and Reliability of the Portuguese school physical activity environment questionnaire in adolescents

Autor: Bebiana Catarina Rodrigues Sabino, Maria João Correia de Araújo Almeida, António Manuel Leal Ferreira Mendonça da Fonseca
Jazyk: English<br />Portuguese
Rok vydání: 2019
Předmět:
Zdroj: Revista Brasileira de Cineantropometria e Desempenho Humano, Vol 21, Iss 0, Pp e54395-e54395 (2019)
Druh dokumentu: article
ISSN: 1415-8426
1980-0037
DOI: 10.1590/1980-0037.2019v21e54395
Popis: The aim of this study is to analyze the psychometric properties and to examine the factorial validity of the Portuguese version of the Questionnaire Assessing School Physical Activity Environment (Q-SPACE) for school-age youth. The translated and adapted version of the questionnaire was applied and resulted in two studies: study I, in which 504 students participated (56% boys), the factorial structure of the scale was examined; in study II, which involved 501 students (53.5% boys), the factorial structure obtained in study I was tested through confirmatory factor analysis. The results of the exploratory factorial analysis, carried out in study I, showed that the Portuguese version of the Q-SPACE is composed of five factors that characterize the students' perception regarding the social and physical school environment for physical activity: equipment and space conditions; recess; school social support; physical education structure; school activity offer. Internal consistency values ranged from 0.60 to 0.89. The confirmatory factor analysis confirmed the applicability of the Portuguese Q-SPACE version, presenting adequate fit indexes: χ2/df = 2.90, GFI = 0.92; CFI = 0.92; RMSEA = 0.06. In conclusion, Q-SPACE showed acceptable validity and reliability for assessing school physical activity environment in Portuguese adolescents.
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