Table 3.

Sports participation characteristics of the young and middle-aged trained groups.

Sports Participation Characteristics		YG (n = 9)	MT (n = 9)	MU (n = 9)
Years of sports participation (mean ± SD)		11.2 ± 4.8	22.0 ± 7.8	30.3 ± 7.8
Weekly frequency	1 to 2	4 (44.4)	2 (22.2)	0 (0.0)
	3 to 4	4 (44.4)	4 (44.4)	6 (66.7)
	5+	1 (11.1)	3 (33.3)	3 (33.3)
Session duration	0 to 30 min	0 (0.0)	0 (0.0)	0 (0.0)
	31 to 60 min	3 (33.3)	4 (44.4)	7 (77.8)
	61 to 90 min	3 (33.3)	3 (33.3)	1 (11.1)
	90+ min	3 (33.3)	2 (22.2)	1 (11.1)
Type of sport	Team	5 (55.6)	3 (33.3)	3 (33.3)
	Endurance	3 (33.3)	5 (55.6)	4 (44.4)
	Racket	0 (0.0)	1 (11.1)	2 (22.2)
	Other	1 (11.1)	0 (0.0)	0 (0.0)