Development and internal validation of a prediction model for early identification of sepsis-associated acute kidney injury based on admission serum biomarkers: a retrospective cohort study - Scorecard - MDSpire

Development and internal validation of a prediction model for early identification of sepsis-associated acute kidney injury based on admission serum biomarkers: a retrospective cohort study

  • By

  • Chi Wang

  • Rui Ye

  • Xingxin Gong

  • Meng Tang

  • Fei Ding

  • Yi Xie

  • Yanxi Sheng

  • Xin Nie

  • Yong He

  • June 22, 2026

  • 0 min

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Clinical Scorecard: Creation and internal validation of a predictive model for the early detection of sepsis-related acute kidney injury using admission serum biomarkers: a retrospective cohort analysis

At a Glance

CategoryDetail
ConditionSepsis-associated acute kidney injury (SA-AKI)
Key MechanismsPrediction model using first serum laboratory indicators post-admission
Target PopulationPatients diagnosed with sepsis or septic shock aged ≥18 years
Care SettingRetrospective cohort study in a hospital setting

Key Highlights

  • Developed a predictive model for SA-AKI using first serum biomarkers
  • Model demonstrated favorable discrimination with AUC values of 0.839 and 0.832
  • Identified 8 independent risk factors for SA-AKI
  • Nomogram created for individualized risk estimation
  • Stable performance across age and sex strata

Guideline-Based Recommendations

Diagnosis

  • SA-AKI defined per 2012 KDIGO criteria

Management

  • Early identification for timely intervention

Monitoring & Follow-up

  • Use of first serum laboratory indicators for risk stratification

Risks

  • Increased mortality and need for renal replacement therapy associated with SA-AKI

Patient & Prescribing Data

Sepsis patients admitted to West China Hospital

Focus on early risk stratification using serum biomarkers

Clinical Best Practices

  • Utilize first serum laboratory indicators for early detection of SA-AKI
  • Implement nomogram for bedside risk estimation
  • Conduct external validation in diverse cohorts before broader implementation

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