Trajectory models of serum creatinine and 28-day mortality in critically ill patients with sepsis complicated by type 2 diabetes mellitus: a cohort study - Report - MDSpire

Trajectory models of serum creatinine and 28-day mortality in critically ill patients with sepsis complicated by type 2 diabetes mellitus: a cohort study

  • By

  • Shu Yang

  • Lianzheng Ma

  • Jinfang Zeng

  • Yiwen Guo

  • Chunyi Wu

  • Xiao Zhang

  • Minmin Zhu

  • June 23, 2026

  • 0 min

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Clinical Report: Serum Creatinine Trends and Mortality in Sepsis with T2DM

Overview

This study investigates the relationship between serum creatinine trajectory patterns and 28-day mortality risk in critically ill patients with sepsis and type 2 diabetes mellitus (T2DM). It identifies three distinct serum creatinine patterns.

Background

Sepsis is a leading cause of mortality in ICU patients, particularly among those with type 2 diabetes mellitus (T2DM), who are at higher risk for acute kidney injury. Understanding the dynamics of serum creatinine changes can provide valuable prognostic information.

Data Highlights

ParameterValue
28-day mortality rate23.0%
HR for moderate-increasing group (model 2)1.50 (95% CI: 1.16-1.93, p = 0.02)
HR for persistently high group (model 3)1.46 (95% CI: 1.04-2.05, p = 0.03)

Key Findings

  • Three serum creatinine trajectory patterns identified: low-stable, moderate-increasing, and persistently high.
  • Moderate-increasing and persistently high groups had significantly elevated 28-day mortality risk compared to the low-stable group.
  • 28-day all-cause mortality rate was approximately 23.0% in the study population.
  • Significant nonlinear association between serum creatinine levels and mortality risk was observed.
  • CRRT may have a partial mediating effect on the relationship between creatinine elevation and mortality risk.

Clinical Implications

Monitoring serum creatinine trajectories in critically ill patients with sepsis and T2DM can provide important prognostic information.

Conclusion

The early trajectory of serum creatinine changes is associated with 28-day mortality in critically ill patients with sepsis and T2DM.

Related Resources & Content

  1. Frontiers | Trajectory models of serum creatinine and 28-day mortality in critically ill patients with sepsis complicated by type 2 diabetes mellitus: a cohort study
  2. Infection — The Relationship Between Serum Osmolality and 28-Day Mortality Rates in Sepsis Patients: Findings from a Retrospective Cohort Analysis
  3. The Journal of Clinical Endocrinology & Metabolism — Decline in Glomerular Filtration Rate as a Predictor of Overall Mortality and Its Mediating Role in Tryptophan Metabolism's Impact on Mortality Risk in Type 2 Diabetes
  4. Frontiers in Medicine — Hematologic and metabolic indices for predicting 28-day mortality in sepsis patients: a retrospective intensive care cohort study
  5. Surviving Sepsis Campaign Adult Guidelines | SCCM
  6. Frontiers in Endocrinology — Association of TyG index with sepsis incidence and mortality: a prospective study with diabetes stratification
  7. Surviving Sepsis Campaign Adult Guidelines | SCCM
  8. Frontiers | Prediction models for mortality in patients with sepsis: a systematic review and meta-analysis
  9. Frontiers | Trajectory models of serum creatinine and 28-day mortality in critically ill patients with sepsis complicated by type 2 diabetes mellitus: a cohort study

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