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Sepsis Prediction AI Model
This is the first version of my sepsis AI model.
Sepsis Prediction AI Model
Overview
The Sepsis Prediction AI Model is an advanced machine learning system designed to predict the likelihood of sepsis at an early stage using structured clinical data. The primary objective is to assist healthcare professionals by identifying high-risk patients before severe complications occur, enabling earlier intervention and improved patient outcomes.
This project leverages modern machine learning and artificial intelligence techniques to analyze patient demographics, vital signs, laboratory values, clinical observations, and medical history to estimate the probability of sepsis development.
Disclaimer: This model is intended for research, education, and clinical decision support. It is not intended to replace professional medical judgment or serve as a standalone diagnostic tool.
Objectives
The goals of this project are to:
- Detect patients at risk of developing sepsis as early as possible.
- Improve clinical decision-making through AI-assisted predictions.
- Reduce mortality associated with delayed sepsis diagnosis.
- Provide explainable predictions for healthcare professionals.
- Support future integration with electronic health record (EHR) systems.
- Build a scalable AI foundation for additional healthcare prediction models.
Features
- Early sepsis risk prediction
- Structured clinical data processing
- Missing-value handling
- Feature engineering pipeline
- Machine learning training pipeline
- Probability-based predictions
- Explainable AI support (planned)
- REST API support (planned)
- Real-time inference capability (planned)
- Cloud deployment support
- Hugging Face integration
Problem Statement
Sepsis is one of the leading causes of mortality worldwide. Delays in diagnosis significantly increase mortality risk. Traditional rule-based clinical scoring systems may not identify every patient early enough.
This project aims to develop a robust AI model capable of learning complex clinical patterns associated with sepsis, enabling earlier and more accurate risk assessment.
Dataset
The model is designed to work with structured patient data, including (where available):
Patient Demographics
- Age
- Sex
- Weight
- Height
- BMI
Vital Signs
- Heart Rate
- Respiratory Rate
- Blood Pressure
- Mean Arterial Pressure
- Oxygen Saturation
- Temperature
Laboratory Results
- White Blood Cell Count
- Platelet Count
- Hemoglobin
- Lactate
- Creatinine
- Bilirubin
- Blood Urea Nitrogen
- Glucose
- Sodium
- Potassium
- pH
- Base Excess
- Bicarbonate
Clinical Information
- ICU Admission
- Mechanical Ventilation
- Vasopressor Use
- Previous Diagnoses
- Infection Indicators
- Organ Dysfunction Markers
Machine Learning Pipeline
The project follows the following workflow:
Patient Data
│
▼
Data Cleaning
│
▼
Missing Value Imputation
│
▼
Feature Engineering
│
▼
Normalization
│
▼
Model Training
│
▼
Model Evaluation
│
▼
Prediction
Model Architecture
The repository supports experimentation with multiple algorithms, including:
- Logistic Regression
- Decision Tree
- Random Forest
- Gradient Boosting
- XGBoost
- LightGBM
- CatBoost
- Support Vector Machine
- Multi-Layer Perceptron
- Transformer-based Neural Networks
- Hybrid Ensemble Models
Future releases may include deep learning architectures specifically optimized for longitudinal clinical data.
Input Features
Example input:
{
"age": 67,
"heart_rate": 118,
"temperature": 39.1,
"respiratory_rate": 30,
"wbc": 18.6,
"lactate": 4.1,
"map": 63,
"spo2": 91
}
Example Output
{
"prediction": "High Risk",
"probability": 0.94,
"confidence": 94.2
}
Evaluation Metrics
The following metrics are used during evaluation:
- Accuracy
- Precision
- Recall (Sensitivity)
- Specificity
- F1 Score
- ROC-AUC
- PR-AUC
- Matthews Correlation Coefficient
- Calibration Error
Clinical emphasis is placed on maximizing recall while maintaining acceptable precision to reduce missed sepsis cases.
Installation
git clone https://github.com/yourusername/sepsis-prediction.git
cd sepsis-prediction
pip install -r requirements.txt
Model Training
python train.py
Inference
python predict.py
Repository Structure
sepsis-prediction/
├── data/
├── notebooks/
├── models/
├── tokenizer/
├── checkpoints/
├── src/
│ ├── preprocessing.py
│ ├── train.py
│ ├── evaluate.py
│ ├── predict.py
│ └── utils.py
├── requirements.txt
├── README.md
└── LICENSE
Future Roadmap
- Explainable AI (SHAP/LIME)
- Real-time ICU monitoring
- Continuous patient risk tracking
- Multi-hospital validation
- Federated learning support
- Electronic Health Record integration
- Wearable device integration
- Mobile application
- Clinical dashboard
- Reinforcement learning for treatment recommendations
- Multilingual clinical support
Ethical Considerations
This model is intended to support—not replace—clinical decision-making. Predictions should always be interpreted by qualified healthcare professionals. The model may exhibit performance differences across populations if trained on non-representative datasets. External validation is recommended before deployment in any clinical setting.
License
This project is released under the Apache 2.0 License unless otherwise specified.
Citation
If you use this project in academic research, please cite the repository and any associated publication.
Contributors
Contributions are welcome.
Please feel free to:
- Report bugs
- Submit pull requests
- Suggest improvements
- Add datasets
- Improve documentation
- Benchmark new models
Contact
For collaboration, feature requests, or research opportunities, please open an issue or contact the repository maintainer.
Project Status
Current Version: 0.1.0 (Development)
This project is actively under development. Features, datasets, and model architectures will continue to evolve as research progresses.
"Advancing healthcare through trustworthy artificial intelligence and early clinical decision support."
Status: Under development.
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