Table 3a. Absolute and relative number and anthropometric data of male long-distance runners (n = 9913).

Age group(years)	Male study participants
	Number		Height	Weight	Body mass index
	(n)	(%)	(cm)	(kg)	(kg/m2)
20–29	1304	13.1	181.7 ± 6.7	76.1 ± 9.7	23.0 ± 2.4
30–39	2607	26.3	181.2 ± 6.9	78.5 ± 10.0	23.9 ± 2.5
40–49	3971	40.1	180.4 ± 6.3	78.1 ± 9.1	24.0 ± 2.3
50–59	1629	16.4	178.9 ± 6.5	77.6 ± 9.3	24.2 ± 2.3
60–69	402	4.1	176.4 ± 6.2	74.5 ± 8.5	23.9 ± 2.2
Total	9 913	100.0	180.4 ± 6.7	77.7 ± 9.5	23.9 ± 2.4

The percentages have been rounded to one decimal place