Out-of-Pocket health expenditure analysis and ML risk prediction across 15 West African nations using World Bank data
# Health Expenditure as a Poverty Driver: OOP Costs & UHC Gaps in West Africa
## Overview
This project analyzes Out-of-Pocket (OOP) health expenditure across 15 West African nations over a 22-year period (2000–2022), examining how direct medical costs impact Universal Health Coverage (UHC) and drive household poverty.
## Key Findings
- **Nigeria** recorded the highest average OOP expenditure at **71.47%** — citizens pay the majority of their medical costs directly
- **The Gambia** recorded the lowest at **19.23%** — functioning tax systems and NGO presence make a measurable difference
- **8 out of 15 countries** exceed the 50% high-risk threshold
- Strong negative correlation (**r = -0.553**) between OOP expenditure and UHC coverage
- ML model achieved **94.2% accuracy** predicting high-risk countries (AUC: 0.929)
## Tools & Technologies
- **Python** — pandas, numpy, matplotlib, seaborn, scikit-learn
- **Machine Learning** — Random Forest, Logistic Regression, Decision Tree
- **Data Source** — World Bank World Development Indicators (WDI)
## Project Structure
- Data cleaning and reshaping (melt, merge)
- Exploratory Data Analysis (EDA)
- Statistical correlation analysis
- Machine Learning risk classification
- Policy recommendations
## Policy Recommendations
1. Target funding to 8 high-risk countries exceeding 50% OOP threshold
2. Support National Health Insurance Programs in high-burden nations
3. Establish emergency micro-insurance safety nets for vulnerable households
## Author
**Abdullateef Raufiat**
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