Mediators of parental educational differences in the intake of carbonated sugar-sweetened soft drinks among adolescents, and the moderating role of neighbourhood income

Table 4 Multiple mediation analysis for the association between parental level of education and adolescents’ soft drinks intake (N* = 826)

	a-path		b-path	c’-path		c-path		*Indirect effect (ab)**		%Mediated
	Parental education			Parental education		Parental education		Parental education
	Low	Medium		Low	Medium	Low	Medium	Low	Medium	Low	Medium
	B;95% CI	B; 95% CI	OR; 95%CI	OR;95% CI	OR; 95% CI	OR; 95% CI	OR;95% CI	OR 95% CI	OR95% CI
Perceived accessibility of SSB at home	0.31 0.12, 0.49	0.32 0.17, 0.47	1.75 1.44, 2.15	1.74 1.12, 2.70	1.65 1.12, 2.45	2.12 1.43, 3.00	2.06 1.42, 3.18	1.20 1.09, 1.37	1.19 1.09, 1.36	31.9	32.5
Perceived parental modeling for SSB	0.14 -0.04, 0.34	0.18 0.03, 0.34	1.34 1.08, 1.67					1.04 0.99, 1.12	1.05 *1.00, 1.14**	-	11.2
Frequency of food/drink purchase	0.46 0.18, 0.72	0.12 -0.07, 0.31	1.19 1.05, 1.36					1.08 1.02, 1.19	1.02 0.99, 1.07	15.8

Independent variable; parental education (reference; high), dependent variable (reference; low soft drink intake/week), c’-path represents the direct effect of parental education on soft drink intake (adjusted for the mediator), c-path represents the total effect of parental education on soft drink intake, bold values indicate statistically significant indirect effect. OR Odds ratio, CI confidence intervals, indirect effect with * represents variables significant at higher decimal values, SSB sugar-sweetened beverages

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