Table 3

Adjusted multinomial logistic regression analysis comparing the relative effect of obesity determinants on change in weight status over time including adjustment for covariates

Waves	Change in weight status	Fruit and vegetables			High-fat foods			Sugar-sweetened beverages			Computer use; week			Computer use; weekend			Television use; week			Television use; weekend
Waves	Change in weight status	RRR	SE	p Value	RRR	SE	p Value	RRR	SE	p Value	RRR	SE	p Value	RRR	SE	p Value	RRR	SE	p Value	RRR	SE	p Value
	0*
Wave 1–2	1*	1.14	0.07	<0.05	1.05	0.08	0.50	0.95	0.07	0.52	1.17	0.21	0.38	0.87	0.15	0.43	0.84	0.19	0.45	1.27	0.26	0.24
	2*	1.13	0.05	<0.01	0.97	0.05	0.51	1.05	0.05	0.28	1.04	0.12	0.74	1.07	0.11	0.53	1.02	0.15	0.91	1.21	0.15	0.14
	3*	0.99	0.05	0.92	0.89	0.05	0.06	1.04	0.06	0.51	0.83	0.12	0.19	0.99	0.13	0.96	1.18	0.21	0.34	1.05	0.15	0.76
Wave 1–3	1	1.05	0.05	0.35	1.10	0.06	0.10	0.97	0.06	0.58	0.94	0.13	0.66	0.94	0.12	0.63	1.01	0.18	0.95	1.39	0.23	<0.05
	2	1.10	0.04	0.02	0.95	0.05	0.34	1.09	0.05	0.07	1.00	0.12	0.98	1.09	0.11	0.40	1.18	0.18	0.26	1.24	0.16	0.10
	3	1.02	0.05	0.70	0.94	0.06	0.30	0.95	0.06	0.40	0.78	0.12	0.10	1.01	0.14	0.97	0.97	0.17	0.87	1.11	0.17	0.47
Wave 1–4	1	0.99	0.05	0.84	1.10	0.06	0.08	0.97	0.05	0.57	0.95	0.13	0.70	0.93	0.11	0.56	0.96	0.16	0.82	1.17	0.17	0.28
	2	1.11	0.05	0.02	0.96	0.05	0.38	1.13	0.06	0.01	1.06	0.13	0.63	1.04	0.12	0.73	1.10	0.17	0.54	1.12	0.15	0.39
	3	1.01	0.05	0.83	0.94	0.06	0.35	0.93	0.06	0.21	0.78	0.11	0.09	1.01	0.13	0.92	1.08	0.18	0.65	1.19	0.18	0.25

The relative risk ratio is represented by RRR, the SE by the significance by p Value. The level of significance was set at p<0.05 and bold indicates significant results.
Adjusted for age, sex, ethnicity, socioeconomic position and mother's and father's body mass index.
*Note: 0=Normal to normal (referent), 1=normal to overweight/obese, 2=overweight/obese to overweight/obese, 3=overweight/obese to normal.