Development and internal validation of a nomogram for predicting adverse pregnancy outcomes in women with early-onset preeclampsia - Scorecard - MDSpire

Development and internal validation of a nomogram for predicting adverse pregnancy outcomes in women with early-onset preeclampsia

  • By

  • Haiqiong Ye

  • Qinlin Zheng

  • June 17, 2026

  • 0 min

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Clinical Scorecard: Creation and internal assessment of a predictive nomogram for adverse pregnancy outcomes in women experiencing early-onset preeclampsia

At a Glance

CategoryDetail
ConditionEarly-onset preeclampsia (EOPE)
Key MechanismsAbnormal placentation, endothelial dysfunction, systemic inflammation, multiorgan involvement
Target PopulationWomen diagnosed with early-onset preeclampsia
Care SettingTertiary teaching hospital

Key Highlights

  • Developed a nomogram for predicting adverse pregnancy outcomes in EOPE.
  • Identified seven independent predictors: gestational age, systolic blood pressure, urine protein score, platelet count, AST level, fetal growth restriction, and HELLP syndrome.
  • Model demonstrated good discrimination with an AUC of 0.859.
  • Calibration curves indicated acceptable agreement between predicted and observed risks.
  • Decision curve analysis suggested potential clinical net benefit.

Guideline-Based Recommendations

Diagnosis

  • Use clinical predictors measured at admission or within the first 24 hours.

Management

  • Implement risk stratification for patients diagnosed with EOPE.

Monitoring & Follow-up

  • Monitor identified predictors to assess risk of adverse outcomes.

Risks

  • Higher risks of maternal complications, fetal growth restriction, preterm delivery, and perinatal death.

Patient & Prescribing Data

Women diagnosed with early-onset preeclampsia admitted to a tertiary hospital.

Low-dose aspirin may reduce the risk of preeclampsia in high-risk pregnancies.

Clinical Best Practices

  • Utilize the nomogram for admission-based risk stratification.
  • Conduct independent multicenter validation before clinical implementation.

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