Table 1 Summary of interventions

Baseline – self-report survey: August—September

x

Annual self-report survey: August—September

x

x

x

 a. Information at parents’ meetings (directly after the self-report survey)

x

x

x

x

 b. Newsletter to parents (3–6 times per year, beginning after the self-report survey)

x

x

x

x

 c. Informational work directed at the local community

x

x

x

x

 d. Public health message via local media (after the self-report survey)

x

x

x

x