1966年から1985年におけるゆか運動技術 (自由演技) の変遷

The purpose of this study was to investigate changes of floor exercise skills in international female gymnasts from 1966 to 1985. Skills were observed using videotapes and 8-mm cinefilms which recorded the performances of female gymnasts in the several international contests held in 1966-1985. The results obtained in this study were summarized as followes : 1) In 1966, no clear and accurate ratings of skill level were provided. 2) Development of skills performed by gymnasts were followed by changes of rules. 3) Floor exercise skills changed from lower level to higher level ; i. e. typical skill in 1966 was, however, in 1985. 4) In 1985, a series of performance was tended to consisted of more skills. 5) In the gymnastic skill of floor exercise, few higher-leveled skill were observed. 6) Rating of skill level and combination of skills levels were different from gymnasts. No significant relationship between score and number of higher skill which the gymnast performed in contest were obtained