Trajectories of objectively measured physical activity and childhood overweight: longitudinal analysis of the IDEFICS/I.Family cohort

Table 3 Association between combinations of different MVPA levels at baseline and follow-up and being overweight at 2-year (N = 3393) and 6-year follow up (N = 1899) in terms of prevalence of overweight, odds ratios and 95%-confidence intervals

Exposure: MVPA categories^a	Prevalence and odds ratios for becoming overweight at 2-year follow-up				Prevalence and odds ratios for becoming overweight at 6-year follow-up
Exposure: MVPA categories^a	N	%^b	OR^c	95% CI	N	% ^b	OR^c	95% CI
Cutoff: 30 min./day (baseline / follow-up)
Ref. - / -	176	32.4%	0	/	65	33.8%	0	/
- / +	307	19.5%	1.119	0.582;2.152	241	31.5%	1.492	0.718;3.102
+ / -	359	39.0%	1.479	0.814;2.687	195	29.2%	0.986	0.474;2.052
+ / +	2551	21.1%	1.003	0.592;1.698	1398	22.0%	0.829	0.430;1.600
Cutoff: 45 min./day (baseline / follow-up)
Ref. - / -	828	31.6%	0	/	434	32.7%	0	/
- / +	652	18.6%	0.692	0.477; 1.003	466	23.2%	0.686	0.471;0.999
+ / -	558	28.0%	1.043	0.724; 1.504	319	27.0%	0.915	0.617;1.359
+ / +	1355	18.8%	0.628	0.460; 0.859	680	18.7%	0.545	0.382;0.779
Cutoff: 60 min./day (baseline / follow-up)
Ref. - / -	1772	27.4%	0	/	987	29.9%	0	/
- / +	622	19.0%	0.694	0.496;0.970	402	16.9%	0.524	0.365;0.752
+ / -	491	22.4%	0.936	0.655;1.337	289	24.2%	0.941	0.647;1.367
+ / +	508	15.9%	0.546	0.378;0.789	221	13.6%	0.393	0.242;0.638

Abbreviations: MVPA moderate-to-vigorous physical activity, OR odds ratio, CI confidence interval
^a+: MVPA ≥ cutoff (minutes per day), −: MVPA < cutoff (minutes per day)
^b> 90th percentile based on the (IOTF) BMI percentile curves updated by Cole & Lobstein [29]
^cEstimates were adjusted for age, sex, parental education, baseline BMI percentile, duration between baseline and follow-up survey, and country

ISSN: 1479-5868