Table 3.

Associations between 12y body composition, and 12y sports club participation (min wk⁻¹) and accelerometer-measured physical activity.

	Sample (n)	β coefficient	CI	P
Exposure	Outcome measure: 12y FMI
12y sports club participation	278	−0.003	−0.006, −0.00008	0.044
12y total activity (mean cpm)	363	−0.002	−0.004, −0.001	0.004
12y MVPA (min day−1)	363	−0.030	−0.050, −0.009	0.005
12y sedentary behaviour (% of time)	363	0.030	−0.028, 0.097	0.278
12y MVPA (% of time)	363	−0.191	−0.326, −0.055	0.006
9y sports club participation	330	−0.006	−0.011, −0.002	0.008
	Outcome measure: 12y BMI
12y sports club participation	319	−0.003	−0.007, 0.0002	0.067
12y total activity (mean cpm)	404	−0.002	−0.004, −0.0001	0.040
12y MVPA (min day−1)	403	−0.030	−0.054, −0.006	0.014
12y sedentary behaviour (% of time)	403	0.025	−0.047, 0.097	0.491
12y MVPA (% of time)	403	−0.164	−0.321, −0.008	0.039
9y sports club participation	331	−0.005	−0.010, −0.0003	0.038
	Outcome measure: 12y BMI z score
12y sports club participation	319	−0.001	−0.002, 0.0002	0.110
12y total activity (mean cpm)	403	−0.0005	−0.001, 0.00005	0.072
12y MVPA (min day−1)	403	−0.009	−0.016, −0.002	0.016
12y sedentary behaviour (% of time)	403	0.006	−0.016, 0.028	0.573
12y MVPA (% of time)	403	−0.046	−0.094, 0.002	0.058
9y sports club participation	331	−0.002	−0.003, −0.00004	0.044

Adjusted for sex and SES.