7.3. Modelling specific public health interventions

Provided below are links to specific information on how each public health intervention outlined in Table 7.1 are modelled.

• 7.3.1. Food labelling
• 7.3.2. Menu labelling
• 7.3.3. Mobile apps
• 7.3.4. Mass media campaigns
• 7.3.5. Prescribing physical activity
• 7.3.6. School-based programmes
• 7.3.7. Workplace wellness programmes
• 7.3.8. Workplace programmes targeted at sedentary behaviours
• 7.3.9. Expanding public transport
• 7.3.10. Food advertising regulations

Table 7.2 provides a brief summary of the key inputs to the model for the policy scenarios listed above.

Table 7.2 Inputs to model for selected public health interventions targeting overweight

	Food labelling	Menu labelling	Public transport	Workplace sedentary behaviour	Workplace wellness	School-based programmes	Regulation of advertising	Prescription of Physical Activity	Mass media campaigns	Mobile apps
Target age	>5 y.o.	> 5 y.o.	> 5 y.o.	18-65	18-65	8-18 y.o.	Between 5 and 18 y.o.	50-75 y.o., with at least 1 chronic condition/risk factor	>18 y.o.	15-64 y.o.
Exposure	15% of eligible	12% of eligible	1% expansion every 5 years	2.31-6.95%	2.31-6.95%	90%	100%	26.40%	100%	2.21%
Effectiveness	0.40% lower BMI	1.05-1.31% drop in BMI after 1 year of intervention	+105.6 MET-min/week	-72.78 min of SB/8h workday	<12 m: -0.64 kg/m2 12-24m: -0.16 g/m2	-0.30 BMI until 18; after 18:-0.15 BMI	-0.12 BMI (between 5 and 12 y.o.) -0.31 BMI (between 12 and 18 y.o) -after 18: -0.155 BMI	168.6 extra MET*minutes per week, lasting 1 year	60% increase in at least moderate activity after 1 month; 30% after 1 year, 0 after 2 years.	0.43% drop in BMI after 1 year
Per capita cost, USD in PPP	1.15-1.30	1.15-1.30	n/a	1.08-2.09	06-Aug	2.78-3.14	0.52-0.59	1.61-1.66	1.93-2.18	0.56-0.63