本研究分析1999至2000年世界級羽球男子雙打選手的第三拍技術，總計十二場共 1015 個第三拍，以卡方考驗的適合度考驗分析資料後發現，當接發球主動時， 第三拍的效 果以被動占大多數，比例為 61.64 ％； 當接發球一般時，第三拍的效果亦以一般為主，比 例為 44.11 ％； 當接發球被動時， 第三拍的效果則以主動和得分占絕大多數， 合計達 93.74 ％。 整體來說，世界級男子雙打選手的第三拍效果以被動為主，其比例為 44.83 ％ 。至於第三拍主動的情形是可能的，其比例占 16.85 ％，而第三拍得分則只占 5.52 ％。

　　　　　This study analyzed the third strokes in 12 badminton games (1015 third strokes in total) of world-class men's doubles from 1999 to 2000. After a goodness of fit test in chi-square test, this study had the following findings: 1) when the return of serve is aggressive, the third strokes were mostly passive (61.64%); 2) when the return of serve was neutral, the third strokes were usually neutral (44.11%); 3) When the return of serve was passive, the third strokes were always aggressive and scored (93.74%). Regardless of the type of return of serve, the third strokes in world-class men's doubles were primarily passive (44.83% out of a total of 1015 third strokes). There were some aggressive third strokes (16.85%), but scoring third strokes were much less frequent, only 5.52% of the total.