Table 1. Characteristics of participants.

	Total group	Non competition	Competition
Total of participants (n)	48	9	39
Participants 2011 (n)	25	4	21
Participants 2012 (n)	23	5	18
Girls (n)	24	6	18
Boys (n)	24	3	21
Test age 7 years (n)	3	0	3
Test age 8 years (n)	6	2	4
Test age 9 years (n)	20	5	12
Test age 10 years (n)	17	1	16
Test age 11 years (n)	7	1	4
	M (range)	M (range)	M (range)
Test age (y)	9.3 (7–11)	9.1 (8–11)	9.4 (7–11)
Height (cm)	143 (126–161)	142 (129–156)	143 (126–143)
Weight (kg)	35 (22–57)	35 (26–57)	35 (22–56)
Training experience (months)	13 (1–48)	4 (1–6)	13 (2–36)
Current training (hours / week)	2.7 (1–7)	1.9 (1–3)	2.5 (1–7)

n = number, M = mean.