An explainable prognostic prediction panel for sepsis based on serum amino acid profiles - Report - MDSpire

An explainable prognostic prediction panel for sepsis based on serum amino acid profiles

  • By

  • Yue Liu

  • Long Zhao

  • Mingyue Sun

  • Jingyao Zhang

  • Chong Gu

  • Nanbin Hu

  • Shuangshuang Gu

  • Yan Shi

  • June 1, 2026

  • 0 min

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Clinical Report: A Predictive Panel for Sepsis Prognosis Utilizing Serum Amino Acid Profiles

Overview

This study identifies serum amino acid profiles as biomarkers for sepsis prognosis. A machine learning model was developed to predict survival probabilities based on specific amino acids.

Background

Sepsis is a critical condition with high mortality rates, necessitating effective risk stratification and prognostic tools. Current biomarkers have limitations, highlighting the need for novel, noninvasive methods.

Data Highlights

GroupParticipants
Healthy Controls60
Sepsis Patients172
Septic Shock Patients82

Key Findings

  • Significant differences in serum amino acid profiles were observed between healthy controls and sepsis patients.
  • The Deephit model, utilizing five specific amino acids, was identified for survival probability prediction in sepsis patients.
  • Amino acids glutamine, glycine, lysine, pyroglutamic acid, and proline were identified as key features for prognostic prediction.
  • Machine learning methods were applied to develop a prognostic prediction model for sepsis.
  • Alterations in amino acid metabolism are associated with clinical outcomes in sepsis patients.

Clinical Implications

The findings indicate that serum amino acid profiles could serve as biomarkers for sepsis prognosis.

Conclusion

The study highlights the role of serum amino acids in clinical outcome prediction.

Related Resources & Content

  1. Critical Care, Springer, 2025 -- Predictive enrichment using biomarkers in studies of critically-ill patients with sepsis: a systematic review
  2. Infection, Springer, 2025 -- Artificial intelligence reveals clinical sepsis phenotypes linked to plasma proteomic changes
  3. Intensive Care Medicine, Springer, 2025 -- Subphenotypes of Sepsis, Theragnostic Approaches, and Tailored Management Strategies
  4. Surviving Sepsis Campaign Adult Guidelines | SCCM
  5. conexiant — Can Gene Scores Help Detect Sepsis?
  6. Advances in metabolomics in critically ill patients with sepsis and septic shock
  7. Surviving Sepsis Campaign Adult Guidelines | SCCM
  8. https://discovery.ucl.ac.uk/id/eprint/10213393/3/Singer_JAMA_accepted_manuscript_JAMA24-8720R1.pdf

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