Table 2.

Numbers and basic characteristics of all participants in monitored individuals divided into five groups by age (mean ± SD)

Age categories (years)	Runners				Inactive
	n	Age (years) M ± SD	km/week M ± SD	Min/week M ± SD	n	Age (years) M ± SD
Male
18–25	90	21.2 ± 2.4	22.7 ± 14.6	136.5 ± 118.9	52	21.2 ± 2.3
26–35	111	31.1 ± 2.7	29.6 ± 20.5	170.1 ± 136.1	56	30.1 ± 2.7
36–45	125	40.7 ± 2.5	26.7 ± 18.2	151.3 ± 95.2	57	41.1 ± 2.5
46–55	87	49.5 ± 2.8	31.4 ± 21.4	181.8 ± 115.6	51	50.1 ± 2.9
56–65	24	60.4 ± 2.9	28.3 ± 17.6	189.5 ± 108.2	38	60.6 ± 3.0
Female
18–25	74	21.2 ± 2.3	22.7 ± 15.0	159.4 ± 137.1	66	21.2 ± 2.3
26–35	55	31.0 ± 2.8	25.9 ± 14.8	152.9 ± 81.7	58	30.0 ± 3.0
36–45	102	41.1 ± 2.9	25.9 ± 14.5	163.3 ± 91.0	59	41.0 ± 2.7
46–55	58	49.5 ± 2.9	21.6 ± 14.0	144.6 ± 110.4	65	49.8 ± 2.8
56–65	13	58.0 ± 2.4	25.4 ± 15.2	175.5 ± 108.7	55	59.5 ± 2.8

n Frequency, M Mean, SD Standard deviation