The association between the sodium-potassium ratio and ICU mortality in cardiac arrest patients: an analysis of the eICU database - Scorecard - MDSpire

The association between the sodium-potassium ratio and ICU mortality in cardiac arrest patients: an analysis of the eICU database

  • By

  • Yuyuan Wang

  • Xin Yuan

  • Dongxia Wang

  • Mingli Li

  • Ruihua Wang

  • June 5, 2026

  • 0 min

Share

Clinical Scorecard: Linking Sodium-Potassium Ratio to Mortality Rates in ICU Patients Following Cardiac Arrest: Insights from the eICU Database Analysis

At a Glance

CategoryDetail
ConditionCardiac Arrest
Key MechanismsElectrolyte imbalance, particularly sodium and potassium homeostasis.
Target PopulationICU-admitted patients following cardiac arrest.
Care SettingIntensive Care Unit (ICU)

Key Highlights

  • Higher serum Na+/K+ ratio is associated with reduced ICU mortality.
  • U-shaped relationship observed between Na+/K+ ratio and ICU mortality.
  • Study analyzed 4,085 ICU patients with cardiac arrest.
  • Routine assessment of Na+/K+ ratio could aid in risk stratification.

Guideline-Based Recommendations

Diagnosis

  • Assess serum Na+/K+ ratio in patients following cardiac arrest.

Management

  • Consider timely correction of electrolyte disorders to improve outcomes.

Monitoring & Follow-up

  • Regularly monitor serum Na+/K+ ratios in ICU patients.

Risks

  • Severe disturbances in potassium or sodium levels can lead to fatal arrhythmias.

Patient & Prescribing Data

ICU patients post-cardiac arrest.

Electrolyte management may reduce mortality risk.

Clinical Best Practices

  • Incorporate Na+/K+ ratio assessment into routine clinical evaluations.
  • Utilize electrolyte management as part of post-resuscitation care.

Related Resources & Content

Original Source(s)

Related Content