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Health & Demographic Surveillance System

Butajira Rural Health Program (BRHP) / Butajira HDSS

Butajira HDSSActiveEthiopiaEstablished 1986HDSS
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54,000
Cohort size
1986
Year started
Rural
Setting
All ages
Age group
All
Sex
HDSS
Cohort type

About this cohort

Established in 1986 across 10 villages in Butajira District, central Ethiopia. Open HDSS covering all ages and tracking vital events with monthly then quarterly follow-up; grew from ~23,000 to ~74,400 participants by 2010 when the programme ended. Generated influential life-course and mental-health epidemiology across Ethiopia.

Cohort-provided summary · derived from APCC directory fields

Research themes

Primary research themes for this cohort.

◆
Demographic surveillance
◆
Mental Health
◆
Multi-disease

Study population

Who the cohort follows.

This cohort covers 54,000 participants in a rural setting in Ethiopia, spanning All ages (all). Detailed inclusion criteria and follow-up schedule — To be confirmed.

Timeline

Milestones in the cohort record.

1986
Cohort established
Start of data collection as recorded in the APCC directory.
—
Further milestones
To be confirmed Additional events pending custodian input.

Key characteristics

Core descriptive metadata.

Study design / type
HDSS
Cohort size
54,000Participants / residents
Population focus
All ages · All
Geographic coverage
EthiopiaRural
Year started
1986Ongoing
Coordinates
8.1167, 38.3833Lat, Long

Institutions & governance

Lead institution(s); partners and governance to be confirmed.

Addis Ababa University
Umeå University

Partner institutions & governance arrangements — To be confirmed

Nested studies & sub-cohorts

Studies built on this cohort platform.

Nested studies / sub-cohorts — To be confirmed.

FAIR readiness

Findable, Accessible, Interoperable, Reusable assessment.

F · TBCA · TBCI · TBCR · TBC
ⓘFAIR assessment pending — to be completed with the cohort custodian against the APCC metadata standard.

Investigators

Principal investigators and ORCID identifiers.

Information pending validation.

Publications & evidence

Outputs, policy briefs and research evidence.

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Publications, policy briefs and research outputs to be linked from Africahied. To be confirmed.

Data access & governance

How the data can be accessed and governed.

🔒
Access procedure
Managed access via the cohort custodian
Request
🛡
Ethics & governance
To be confirmed

Collaboration opportunities

Partnerships and capacity strengthening.

Collaboration opportunities, capacity-strengthening and partnership details. To be confirmed.

Contact

How to reach the cohort team or request access.

🏛
Lead institution
Addis Ababa University
✉
Contact
To be confirmed
Metadata source: APCC cohort directoryLast reviewed: 19 June 2026Some fields are placeholders pending custodian confirmation — verify independently.