Ebola Epidemic Mathematical Model — Democratic Republic of Congo
Vaccine Effectiveness Against Bundibugyo Strain & Cost-Effectiveness Analysis of Vaccination Strategies
EpidBot Analysis Report | Updated June 2026
Table of Contents
1. Executive Summary
2. Data Sources & Evidence Base
3. Model Structure: SEIHFR-V
4. Mathematical Equations
5. Scenario Analysis Results
6. Sensitivity Analysis
7. Vaccination Timing Analysis
8. Vaccine Effectiveness Against the Bundibugyo Strain
9. Cost-Effectiveness Analysis of Vaccination Scenarios
10. Model Limitations & Assumptions
11. Policy Recommendations
12. Technical Appendix
References
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Executive Summary
This report presents a SEIHFR-V compartmental mathematical model for exploring Ebola epidemic scenarios in the Democratic Republic of Congo (DRC), with special attention to the Bundibugyo ebolavirus (BDBV) species — one of four Ebola species known to cause human disease, responsible for outbreaks in Uganda (2007–2008) and the DRC (2012).
The model incorporates Ebola-specific transmission pathways (community, hospital, and funeral/burial), clinical outcomes, and vaccination effects. A critical new finding is that the currently licensed vaccine Ervebo (rVSV-ZEBOV) has limited cross-protection (~75%) against BDBV, while homologous BDBV vaccines and pan-filovirus candidates demonstrate 83–100% protection in non-human primate (NHP) studies.
Key Findings:
The estimated **basic rep