Country Results

The Tanzania Malaria Behavior Survey was fielded in June and July 2021 in conjunction with the low transmission Malaria Behavior Survey in Zanzibar. The survey was carried out by the Breakthrough ACTION project in collaboration with the National Malaria Control Program, the U.S. President’s Malaria Initiative, and several other local organizations.

Study Zones

Survey regions and respondents

Individual respondents

Key behaviors at a glance


of children under five with fever had prompt and appropriate care sought for them the same or the next day of fever onset

  • Perceptions of community health workers: Respondents with favorable perceptions of CHWs had 7 times higher odds of seeking prompt and appropriate care.

  • Self-efficacy: 95% of respondents were confident in their ability to seek testing and treatment for malaria.


of respondents used an ITN every night of the week before the survey

  • Self-efficacy: Respondents were 5 times more likely to consistently use a net if they felt confident in their ability to do so.

  • Attitudes: Respondents with favorable attitudes were almost 3 times more likely to consistently use a net consistently.


of pregnant women received three or more doses of IPTp

  • Intention: 95% of female respondents intend to take IPTp during a future pregnancy.

  • Spousal communication: Respondents who discussed ANC attendance with their spouse or partners were almost twice as likely to intend to initiate ANC in the first trimester during a subsequent pregnancy.


Results Brief


2022 Results Brief

Survey Report


2021 Interim Survey Report



2022 Questionnaires

MBS datasets can be downloaded from the USAID Development Data Library (DDL). External links are added to this site as datasets are made available.