本研究探討台灣中部國民中學體育班學生在體重控制、身心倦怠及運動表現之差異情形,並了解其對於體重控制、身心倦怠及運動表現之關係,以國民中學體育班學生為研究對象。本研究採取分層比例抽樣方法,共計發放260份問卷,問卷回收計251份,扣除填答不完全者等無效問卷21份,有效問卷共計230份,有效回收率為91.6 %。本研究採用SPSS 19.0及SmartPLS 2.0統計軟體進行統計分析,包含描述性統計分析、驗證性因素分析、獨立樣本t檢定、單因子變異數分析及結構方程模式。研究結果如下:(一)國民中學體育班學生的技擊項目在體重控制上具有顯著差異;(二)國民中學體育班學生的技擊項目在身心倦怠上具有顯著差異;(三)國民中學體育班學生性別、居住地、訓練年資及技擊項目在運動表現上未具有顯著差異;(四)國民中學體育班學生的體重控制負向影響身心倦怠;(五)國民中學體育班學生的體重控制正向影響運動表現;(六)國民中學體育班學生的身心倦怠負向影響運動表現。
The study focused on the relationship among weight control, athlete burnout and sports performance of athletic class students at junior high school in central Taiwan. The sampling method is stratified proportional sampling. Researcher sent out 260 questionnaires and 251 questionnaires were collected, therefore 21 questionnaires invalid which respondents incomplete. There were 230 valid questionnaires and valid response rate of 91.6 %. The statistical software of the study were SPSS 19.0 and SmartPLS 2.0, and the analysis methods in this study were independent samples descriptive statistics, confirmatory factor analysis, t-test, one-way analysis of variance and structure equation model. The results were as follows: 1. In weight control, athletic class students at junior high school show significant differences in their athletic project. 2. In athlete burnout, athletic class students at junior high school show significant differences in their athletic project. 3. In sports performance, athletic class students at junior high school show no significant differences in their gender, location, training seniority and athletic project. 4. Weight control has significant negative effects on athlete burnout. 5. Weight control has significant positive effects on sports performance. 6. Athlete burnout has significant negative effects on sports performance.