Intracranial pressure trajectories and functional outcomes in pediatric intracranial hemorrhage: a group-based

Lijuan Zhang1, Xiaomin Cui1, Ming Zhang1

  • 1Department of Surgical Intensive Care Unit, Children's Hospital of Nanjing Medical University, No.72 Guangzhou Road, Nanjing, 210008, Jiangsu Province, China.

PubMed

Insights

Monitoring intracranial pressure (ICP) in pediatric patients with intracranial hemorrhage (ICH) is vital. This study identified distinct ICP trajectory patterns, revealing that certain dynamic ICP patterns are linked to poor neurologic outcomes.

Area of Science:

  • Pediatric Neurology
  • Neurocritical Care
  • Clinical Outcomes Research

Background:

  • Intracranial pressure (ICP) is critical for outcomes in pediatric intracranial hemorrhage (ICH).
  • Existing research primarily uses static ICP measurements, lacking insight into longitudinal patterns.

Purpose of the Study:

  • To identify distinct intracranial pressure (ICP) trajectory patterns in pediatric patients with intracranial hemorrhage (ICH).
  • To assess the impact of these ICP patterns on clinical outcomes.
  • To explore associations between ICP dynamics and six-month functional outcomes.

Main Methods:

  • Group-based trajectory modeling (GBTM) was used to analyze hourly ICP data from pediatric ICH patients over four days.
  • Short-term ICP fluctuations (ΔICP) were calculated to assess ICP dynamics.
  • Multivariable logistic regression analyzed associations between ICP trajectories and six-month outcomes.

Main Results:

  • Five distinct ICP trajectories were identified in 201 pediatric ICH patients.
  • Significant differences were observed in mechanical ventilation, vasoactive agent use, pupil reactivity, craniectomy, ICP values, ΔICP variability, GCS, and pGOSE scores across trajectories.
  • The 'High-Fluctuating' and 'Mid-Range Stable with Variability' ICP trajectory groups showed significantly higher odds of poor six-month outcomes.

Conclusions:

  • Substantial heterogeneity exists in ICP trajectories among children with ICH.
  • Three identified ICP trajectory patterns are significantly associated with poor neurologic outcomes.
  • Characterizing dynamic ICP subtypes can aid in early risk stratification and understanding ICP regulation.

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