---
license: apache-2.0
tags:
- healthcare
- hospital-readmission
- threshold-optimization
- roi-analysis
---

# Hospital Readmission Risk - Phase 4: Threshold Optimization Results

This repository contains the results from Phase 4: Optimal Threshold & ROI Analysis.

## Contents

### Outputs
- `outputs/optimal_thresholds.json`: Optimal decision threshold and risk category thresholds
- `outputs/roi_metrics.json`: Comprehensive ROI metrics
- `outputs/roi_report.txt`: Human-readable ROI analysis report
- `outputs/threshold_results.csv`: Expected value across all tested thresholds

### Visualizations
1. Expected Value vs Threshold Curve
2. Cost-Benefit Analysis
3. Classification Metrics vs Threshold
4. Confusion Matrix at Optimal Threshold
5. Risk Category Distribution
6. ROI Sensitivity Analysis
7. Intervention Volume Forecast
8. Cost Savings Projection

## Usage

These results can be used for:
- Implementing the optimal decision threshold in production
- Defining risk categories for clinical decision support
- Justifying intervention programs to stakeholders
- Planning resource allocation
- Proceeding to Phase 5: Fairness Evaluation

## Citation

If you use these results, please cite the hospital readmission risk prediction project.