2020 Volume 33 Issue 2 Pages 161-173
The score aspects of the sevens rugby game were analyzed according to total score per game and its breakdown, total score of both teams by time zone, and points difference between winner and loser, and first score and consecutive score by using 450 matches for men and 204 matches for women of 2018-19 World Rugby Sevens Series representing world top level sevens rugby as samples. The results were compared between men and women and men and women respectively. Main findings as follows. 1) The total score and the number of tries and conversions per match were more in men. And the scores by time periods were higher at the end of the first half of both men and women. 2) 73-74％ of the winning teams scored first for both men and women. The winning rate increased to 89％ for men and 94％ for women by scoring two consecutive points from the first score. 3) In the first half, 7 points led to a win rate of 81％ for men and 89％ for women, and led over 8 points for women showed a high win rate of 96％. 4) If be led in the first half, the beginning of the second half is important. No score in this period, the possibility of comebacks is small. And no reversal occurred when the difference was 22 points for Men and 16 points for Women. 5) In the close game, the influence of one point was large, and CG was considered to be an important play to distinguish the outcome.