Psychometric Properties of Sport Imagery Questionnaire among Iranian National Team's Athletes

The purpose of this research was to examine the psychometric properties (validity and reliability) of sport imagery questionnaire among Iranian national team’s athletes. For this purpose, the 355 athletes in Iranian national were selected and completed the Persian version of the sport imagery questionnaire. This questionnaire involved 30 questions and five components such as Motivational Specific (MS) Imagery, Motivational general-mastery (MG-M) imagery, Motivational general-arousal (MG-A) imagery, Cognitive specific (CS) imagery and Cognitive General (CG) function of imagery. Data were analyzed with Confirmatory factorial analysis based on structural equations, Cronbach’s alpha coefficient and intra-class correlation coefficient tests. Result showed that the sport imagery questionnaire has acceptable fit indexes (RMSEA=0.071, CFI=0.97, TLI=0.96, PNFI=0.72, and PGFI=0.68), internal consistency and temporal reliability (0.79-0.88) among Iranian national team’s athletes. Thus, the Persian version of sport imagery questionnaire has acceptable reliability and validity in Iranian national team athletes and coaches, researchers and athletes can use this questionnaire.