Determinants of fruit and vegetable intake among 11-year-old schoolchildren in a country of traditionally low fruit and vegetable consumption

Table 5 Hierarchical regression model explaining the variance in children's vegetable intake (n = 776).

	step 1		step 2		step 3		step 4
	Beta	P-value	Beta	P-value	Beta	P-value	Beta	P-value
background variables
Gender	0.19	< 0.01	0.15	< 0.01	0.14	< 0.01	0.12	< 0.01
Residence	0.06	0.08	0.02	0.56	0.00	0.89	0.03	0.25
SES mother	0.07	0.04	0.07	0.06	0.07	0.04	0.05	0.13
SES father	0.11	< 0.01	0.08	0.02	0.06	0.06	0.07	0.02
perceived physical-environmental
Availability at home			0.37	< 0.01	0.26	< 0.01	0.11	< 0.01
Availability at school			0.02	0.51	0.01	0.87	-0.01	0.75
perceived socio-environmental
Modelling					0.13	< 0.01	0.08	0.02
Active encouragement					-0.05	0.30	-0.12	< 0.01
Demand family rule					0.22	< 0.01	0.22	< 0.01
Allow family rule					-0.01	0.87	-0.03	0.44
personal
Knowledge							0.10	< 0.01
Attitudes							0.00	0.92
Liking							0.19	< 0.01
Self-efficacy							0.10	< 0.01
Preferences							0.22	< 0.01
Perceived barriers							-0.02	0.46
adjusted R²	0.062		0.192		0.240		0.394
R² change	0.067	< 0.01	0.131	< 0.01	0.051	< 0.01	0.157	< 0.01

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