Table 5.

Means, standard error, and univariate tests for the simple effects of survey year on times per week in leisure‐time vigorous physical activity for boys and girls within each age group and country for non‐participants and participants in organized sports clubs

	Gender	1985/1986		2014		Numerator df	Denominator df	F	P
		M	SE	M	SE
Non‐participants in organized sports clubs (n = 7025)
Finland
11‐year‐olds	Boys	2.23	0.13	2.67	0.11	1	5496.79	6.57	0.010
	Girls	1.74	0.12	2.35	0.10	1	3705.88	16.53	<0.001
13‐year‐olds	Boys	2.40	0.14	2.33	0.10	1	4354.57	0.15	0.701
	Girls	1.77	0.13	2.22	0.10	1	3802.38	7.47	0.006
15‐year‐olds	Boys	2.13	0.13	2.55	0.09	1	3519.73	7.80	0.005
	Girls	1.53	0.12	2.49	0.09	1	2994.47	43.56	<0.001
Norway
11‐year‐olds	Boys	2.41	0.14	2.67	0.19	1	10305.13	1.22	0.269
	Girls	1.90	0.14	2.32	0.16	1	8741.30	4.01	0.045
13‐year‐olds	Boys	2.14	0.14	2.32	0.18	1	7515.48	0.64	0.423
	Girls	1.89	0.13	2.20	0.16	1	5819.19	2.35	0.126
15‐year‐olds	Boys	1.92	0.14	2.39	0.16	1	6269.18	5.03	0.025
	Girls	1.93	0.13	2.31	0.14	1	4963.34	4.09	0.043
Participants in organized sports clubs (n = 7735)
Finland
11‐year‐olds	Boys	3.67	0.13	3.93	0.09	1	4188.92	2.78	0.095
	Girls	2.92	0.15	3.84	0.09	1	5405.56	26.61	<0.001
13‐year‐olds	Boys	4.39	0.15	4.66	0.10	1	5111.43	2.12	0.145
	Girls	3.35	0.17	4.36	0.10	1	6062.40	25.61	<0.001
15‐year‐olds	Boys	4.82	0.15	4.82	0.12	1	6173.68	0.00	0.992
	Girls	3.84	0.18	4.91	0.11	1	7108.10	25.74	<0.001
Norway
11‐year‐olds	Boys	3.62	0.10	4.33	0.10	1	3484.50	24.86	<0.001
	Girls	2.97	0.11	3.95	0.10	1	3993.29	40.83	<0.001
13‐year‐olds	Boys	3.47	0.11	4.43	0.13	1	3800.69	31.63	<0.001
	Girls	3.24	0.11	4.05	0.13	1	3423.20	23.21	<0.001
15‐year‐olds	Boys	3.84	0.11	4.92	0.15	1	4410.53	35.24	<0.001
	Girls	3.31	0.12	4.59	0.15	1	4765.40	44.12	<0.001