Development and validation of a predictive model for postoperative delirium in patients undergoing cardiac surgery - Scorecard - MDSpire

Development and validation of a predictive model for postoperative delirium in patients undergoing cardiac surgery

  • By

  • Lin Cui

  • Jinhong Zhang

  • Xiaoling Sun

  • Jiangling Xia

  • Hongyu Xu

  • June 4, 2026

  • 0 min

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Clinical Scorecard: Creation and assessment of a predictive nomogram for postoperative delirium in cardiac surgery patients

At a Glance

CategoryDetail
Condition
Key MechanismsMultifactorial risk factors including emergency surgery, age, Sequential Organ Failure Assessment score, postoperative shock, blood lactate and glucose levels (based on study findings).
Target Population
Care Setting

Key Highlights

  • POD occurred in 39.4% of patients studied.
  • Key predictors identified include age, emergency surgery, and postoperative shock.
  • The nomogram's performance was validated using AUROC and clinical utility assessments.

Guideline-Based Recommendations

Diagnosis

  • Delirium assessments should be conducted daily for at least 7 days post-surgery (based on study findings).

Management

  • Implement preventive interventions based on identified risk factors (based on study findings).

Monitoring & Follow-up

  • Monitor patients for signs of shock and delirium during the first 24 hours postoperatively (based on study findings).

Risks

  • POD is associated with increased mortality and healthcare resource utilization (based on study findings).

Patient & Prescribing Data

Patients aged ≥18 years undergoing open cardiovascular surgery.

Consideration of preoperative, intraoperative, and postoperative factors is crucial for risk stratification.

Clinical Best Practices

  • Incorporate a multidisciplinary approach for managing patients at risk of POD (based on study findings).

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