Table 3.

Associations between policy implementation (2017 vs 2016) and consumption of overall high-in accounting for mediation by advertising exposure (n=853)

	a-coefficient4 (policy=> advertising)			b-coefficient (advertising=> consumption)			c’ (policy=> consumption)			ab (mediation effect)			ab/[(ab)+c’] *100
	β3	99% CI		β	99% CI		β	99% CI		β	99% CI
		LL	UL		LL	UL		LL	UL		LL	UL	%
Absolute intake (kcal)1,5
Any high-in ad	−2.2*	−2.6	−1.8	5	−3	10	−86*	−132	−40	−8	−23	6	8.8
High calorie ads	−1.5*	−1.7	−1.3	7	−7	21	−84*	−133	−36	−10	−31	10	10.9
High sugar ads	−1.2*	−1.5	−0.9	6	−4	15	−88*	−133	−42	−7	−19	5	7.2
High saturated fat ads	−0.9*	−1.0	−0.8	3	−19	24	−92*	−140	−45	−2	−21	17	2.4
High sodium ads	−0.1*	−0.1	0.0	16	−66	97	−93*	−138	−49	−2	−9	6	1.6
Energy adjusted (% kcal)2,5
Any high-in ad	−2.2*	−2.6	−1.8	0.2	−0.2	0.6	−9.3*	−12.2	−6.4	−0.5	−1.4	0.4	4.7
High calorie ads	−1.5*	−1.7	−1.3	0.3	−0.6	1.2	−9.3*	−12.3	−6.2	−0.5	−1.8	0.8	4.8
High sugar ads	−1.2*	−1.5	−0.9	0.3	−0.3	0.9	−9.4*	−12.2	−6.5	−0.4	−1.1	0.4	3.8
High saturated fat ads	−0.9*	−1.0	−0.8	0.4	−1.0	1.7	−9.4*	−12.4	−6.4	−0.3	−1.5	0.9	3.2
High sodium ads	−0.1*	−0.1	0.0	1.7	−1.9	5.3	−9.6*	−12.4	−6.8	−0.2	−0.5	0.2	1.7

¹Total effect of policy implementation on absolute consumption of high-in products = −95 kcal [99CI: −138, −50]

²Total effect of policy implementation on energy adjusted consumption of high-in products = −9.7% kcal [99CI: −12.5, −7.0]

³Represents unstandardized regression coefficient.

⁴Expressed in minutes of advertising per week.

⁵Model adjusted for age (months) and sex of child, interview day, mother’s education level, home ownership and marital state.

^*p<0.01