Reza Aminzadeh1, Hamid Reza Taheri 2*, Mohammad Vaez Mousavi3, Mehdi Jabbari Nooghabi4
The objective of this research was to determine the sources predicting the sport confidence of football athletes. Accordingly, Vealey Sources of Confidence Questionnaire (1998) and Vealey and Knight Sport Confidence Questionnaire (2002) were randomly provided for 269 young football players. The model analysis results showed that each of the nine sources of sport confidence, including social support, physical and mental preparation, coach leadership behavior, physical self-presentation, demonstration of ability, mastery, environmental comfort, vicarious experiences, and situational favorableness predicted three types of sport confidence, so that the source of social support and physical and mental preparation were the strongest predictors of physical skills and training component (P <0.001; standardized estimate=0.901), followed by resilience confidence (P = 0.001; standardized estimate=0.898), cognitive efficacy standardized estimate=0.891). Results of this research support the multidimensional Vealey and Knight Sport confidence model (2002).ort confidence model (2002).