Dr. Tabitha Oketch

Board Director | Epidemiology & Health Technology Assessment Specialist

Advancing evidence-based decision-making through epidemiology, health technology assessment, and One Health systems thinking.

Dr. Tabitha Okech is an Epidemiologist and Health Technology Assessment (HTA) Specialist with a background in pharmacy and public health. Her work focuses on generating, synthesising, and translating evidence to inform policy, priority setting, and investment decisions within a One Health framework, with a strong emphasis on antimicrobial stewardship and value-based health interventions.

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Role at OHAAN

As Board Director, Dr. Okech provides methodological leadership in epidemiology and health technology assessment. She supports the generation and application of economic and epidemiological evidence to inform antimicrobial stewardship and AMR interventions across human, animal, and environmental health sectors.

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Technical Expertise & Implementation

• Epidemiological analysis and AMR surveillance systems
• Health technology assessment and economic evaluation
• Evidence synthesis and translation for policy and practice
• Cross-sectoral evaluation of antimicrobial and IPC interventions

She supports the integration of data and evidence into decision-making processes across health systems.

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Programme Impact

• Strengthened evidence use in antimicrobial stewardship and IPC decision-making
• Improved prioritisation of AMR interventions and resource allocation
• Capacity building through training, mentorship, and applied research
• Enhanced integration of economic and epidemiological data into health systems

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Innovation & Systems Approach

Dr. Okech applies integrated epidemiological and economic evaluation methods to assess the value, feasibility, and sustainability of antimicrobial interventions.

• Linking data to policy and investment decisions
• Cross-sectoral analysis within a One Health framework
• Practical, policy-relevant evidence generation

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Policy & One Health Contribution

She contributes to evidence-informed policy development by supporting national and regional AMR strategies, stewardship guidelines, and prioritisation frameworks.

• Alignment between evidence, policy, and implementation
• Resource allocation for AMR and IPC interventions
• Integration of One Health perspectives into decision-making processes