Table 1.

Key Interventions and Activities of the Communication for Behavioral Impact (COMBI)–Eat Less Salt (ELS) Program

Intervention	Activities
Mass media communication	Developed a TV program and produced a film about salt reduction that was featured on Phu Tho television Broadcasted messages on loudspeakers and radio program Published and delivered a health newsletter with a special topic on salt reduction to health institutes Raised awareness about salt through local committees, schools, and related units
Intervention in schools	Communicated information about salt reduction and proper diets to teachers and students of primary schools through school activities Provided leaflets Trained cooks and personnel responsible for developing menus on how to reduce salt and improve the nutritional quality of meals for primary school children Promoted healthy eating behaviors such as eating more vegetables and fruits, limiting fat intake, and reducing consumption of soft drinks and snacks by educating school children, parents, teachers, and school cooks
Community communication programs	Established a communication group in each village Implemented Information, Education and Communication activities such as broadcasting messages through loudspeakers, erecting panels at public places, placing posters for community events, and distributing ELS leaflets Integrated the issue of salt reduction into community meetings and social unions Organized community events about prevention of hypertension and cardiovascular diseases
High‐risk and hypertension groups	Home visits to measure blood pressure of adults aged 40 years and older and to provide information on ELS for other members of the household Provided advice about prevention and control of hypertension and gave instructions to visit the health station for diagnosis and treatment Monitored blood pressure of hypertensive patients twice every 6 months