Table 1. Criteria used to grade each risk factor.

Grade	Prevalence data	Policy and implementation
A	Published national and regional prevalence data available for this age group	National policy/ies have been implemented for more than 10 years
B	Published national and regional prevalence data available, not specific to age group	National policy/ies have been recently (less than 10 years) implemented
C	Only regional prevalence data for this age group	National policy/ies have been proposed but not implemented
D	Only regional prevalence data but not specific to this age group	No national policy/ies
E	No prevalence data