Effectiveness of social marketing in improving knowledge, attitudes and practice of consumption of vitamin A-fortified oil in Tanzania.

Objective: To evaluate the effectiveness of a social marketing intervention in enhancing knowledge, attitudes and practice (KAP) related to consumption of vitamin A-fortified oil.

Design: The intervention employed community events, distribution of educational materials and radio broadcasts. The intervention was assessed in a quasi-experimental non-equivalent control group study design by collecting information on KAP regarding vitamin A-fortified oil consumption before and after 9 months of a 13-month intervention.

Prevalence and predictors of anemia among children under 5 years of age in Arusha District, Tanzania.

Anemia is a global health problem affecting most developing countries. We examined the prevalence of anemia and its predictors among children under 5 years of age in Arusha District, Tanzania. Random sampling technique was used to identify 436 children aged 6-59 months.