Development and validation of the ‘Echelle de Motivation envers l’Activité Physique en contexte de Santé’: A motivation scale towards health

This article presents the validation of the ‘Echelle de Motivation envers l’Activité Physique en contexte de Santé’ including the six forms of motivation underlined by self-determination theory. Study 1 underlines the content validity of a pool of 30 items (N？=？20). Study 2 supports the six-factor structure validity of the 18-item Echelle de Motivation envers l’Activité Physique en contexte de Santé (N？=？309). Study 3 (N？=？191) confirms structure validity, as well as concurrent validity and 2-week temporal reliability. The Echelle de Motivation envers l’Activité Physique en contexte de Santé can be considered as a valid and reliable tool to use in prevention or rehabilitation contexts