Table 4.

Univariate analysis of variance testing interaction effects of gender, age group, participation in organized sports clubs, and survey year on times per week in leisure‐time vigorous physical activity (N = 14 760)

Variable	Numerator df	Denominator df	F	P
Intercept	1	838.19	20623.90	<0.001
Survey year (Y)	1	838.19	187.44	<0.001
Gender (G)	1	14599.62	116.55	<0.001
Age group (A)	2	866.92	16.42	<0.001
Participation in organized sports clubs (P)	1	14626.74	2588.11	<0.001
Country (C)	1	838.19	7.28	0.007
Y * G	1	14599.62	24.88	<0.001
Y * A	2	866.92	2.10	0.123
Y * P	1	14626.74	27.94	<0.001
Y * C	1	838.19	2.13	0.145
G * A	2	14596.74	1.18	0.307
G * P	1	14696.66	5.94	0.015
G * C	1	14599.62	3.05	0.081
A * P	2	14629.69	49.88	<0.001
A * C	2	866.92	6.74	0.001
P * C	1	14626.74	10.84	0.001
Y * G * A	2	14596.74	0.31	0.733
Y * G * P	1	14696.66	2.55	0.110
Y * G * C	1	14599.62	14.38	<0.001
Y * A * P	2	14629.69	1.41	0.245
Y * A * C	2	866.92	0.32	0.725
Y * P * C	1	14626.74	13.05	<0.001
G * A * P	2	14696.65	0.83	0.435
G * A * C	2	14596.74	1.99	0.137
G * P * C	1	14696.66	0.15	0.699
A * P * C	2	14629.69	4.16	0.016
Y * G * A * P	2	14696.65	0.83	0.435
Y * G * A * C	2	14596.74	1.41	0.243
Y * G * P * C	1	14696.66	1.88	0.170
Y * A * P * C	2	14629.69	2.17	0.114
G * A * P * C	2	14696.65	0.88	0.415
Y * G * A * P * C	2	14696.65	0.08	0.924