al perception test in the V ienna Yest System ,and ques— tionnaires were used to collect psychological statistics.The results indicate that, significant differences were found in physical activity and self—efficacy between er players and non—athletes;no statistical significance was detected in visual tracking ability between these groups,but er players have quicker discriminative reaction time than non—athletes;in er players,training years,incorrect reaction and nega tive emotions are correlated with tracking deviation,and discrim inative reaction time is correlated with training and gam ing satisfaction.These indexes may be the influential factors of ability and discriminative reaction. Key words:visual tracking;discrim inative reaction time;satisfaction;em otion;field of vision 【责任编辑陈汉忠】
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