An artificial intelligence-powered learning health system to improve sepsis detection and quality of care: a before-and-after study - Scorecard - MDSpire

An artificial intelligence-powered learning health system to improve sepsis detection and quality of care: a before-and-after study

  • By

  • Jérémie Despraz

  • Raphaël Matusiak

  • Snežana Nektarijevic

  • Valerio Rossetti

  • François Bastardot

  • Rachid Akrour

  • Andreas Konasch

  • Emeline Gauthiez

  • Olivier Pignolet

  • Santino Pepe

  • Jean-Daniel Chiche

  • Daniel E. Kaufmann

  • Thierry Calandra

  • Jean Louis Raisaro

  • Sylvain Meylan

  • January 20, 2026

  • 0 min

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Clinical Scorecard: A Learning Health System Enhanced by Artificial Intelligence for Improved Sepsis Detection and Care Quality: A Comparative Study

At a Glance

CategoryDetail
ConditionSepsis, a life-threatening syndrome caused by a dysregulated host response to infection
Key MechanismsIntegration of AI-driven digital monitoring (HERACLES model) within a Learning Health System (SLHS) to enable continuous feedback loops for early sepsis detection and quality improvement
Target PopulationHospitalized patients across multiple wards including infectious disease, medicine, gastrointestinal surgery, and emergency departments
Care SettingAcute hospital settings within Lausanne University Hospital (CHUV) across 63 units and 40,502 patient stays by end 2024

Key Highlights

  • Sepsis remains a major global health priority with 50 million cases and 11 million deaths annually worldwide.
  • The SLHS integrates a standardized clinical pathway with AI-powered monitoring to improve sepsis detection, documentation, treatment adherence, and outcomes.
  • HERACLES, a machine learning model combining Random Forest and LSTM algorithms, predicts sepsis probabilities in 6-hour patient stay fragments to generate actionable clinical indicators.

Guideline-Based Recommendations

Diagnosis

  • Use AI-driven prediction models like HERACLES to classify patient stays into no sepsis, possible sepsis, or confirmed sepsis categories.
  • Incorporate continuous data collection and analysis within a Learning Health System framework to enhance early recognition.

Management

  • Adhere to Surviving Sepsis Campaign guidelines emphasizing timely antibiotic administration and fluid resuscitation within a comprehensive care bundle.
  • Implement standardized clinical pathways integrated with AI alerts to guide targeted interventions.

Monitoring & Follow-up

  • Utilize continuous digital monitoring pipelines and sepsis registries to track patient data and care quality indicators longitudinally.
  • Regularly evaluate AI model performance and clinical adherence through dashboards and feedback loops.

Risks

  • Recognize limitations of ICD coding for sepsis surveillance due to low sensitivity and variability.
  • Address challenges in AI tool adoption including lack of continuous performance evaluation and integration of new clinical insights.

Patient & Prescribing Data

57,180 unique hospitalized patients with 97,559 stays across multiple hospital wards

AI-enhanced monitoring supports improved adherence to sepsis treatment protocols and facilitates targeted clinical interventions to optimize outcomes.

Clinical Best Practices

  • Deploy AI-powered clinical decision support tools within a structured Learning Health System to enable systematic quality improvement.
  • Integrate multidisciplinary data sources into a centralized sepsis registry for comprehensive patient monitoring.
  • Implement phased rollout of standardized sepsis pathways across hospital units with continuous evaluation and adaptation.

References

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