Risk factors for checkpoint inhibitor pneumonitis in lung cancer patients treated with immune checkpoint inhibitors: a systematic review and meta-analysis

  • 0The First Affiliated Hospital of Zhejiang Chinese Medical University (Zhejiang Provincial Hospital of Chinese Medicine), Hangzhou, Zhejiang, China.

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Summary

This summary is machine-generated.

This meta-analysis identified 20 risk factors for checkpoint inhibitor pneumonitis (CIP) in lung cancer patients treated with immune checkpoint inhibitors (ICIs). Early identification of high-risk individuals is crucial for improving treatment safety and outcomes.

Area Of Science

  • Oncology
  • Pulmonology
  • Immunology

Background

  • Immune checkpoint inhibitors (ICIs) enhance survival in lung cancer.
  • Checkpoint inhibitor pneumonitis (CIP) is a significant safety concern.
  • Risk stratification is needed for optimal ICI management.

Purpose Of The Study

  • To systematically evaluate demographic, clinical, and laboratory risk factors for CIP.
  • To guide risk-stratified management of ICI-treated lung cancer patients.
  • To improve the safety profile of immune checkpoint inhibitor therapy.

Main Methods

  • Systematic literature search across eight databases.
  • Quality assessment using Newcastle-Ottawa Scale (NOS).
  • Meta-analysis of adjusted risk factors using RevMan 5.4.

Main Results

  • 28 high-quality studies included, identifying 20 independent CIP risk factors.
  • Key factors include advanced age, male sex, smoking, pre-existing lung conditions, specific cancer histology, metastatic burden, and certain ICI agents.
  • Laboratory markers like elevated CRP, PLR, and hypoalbuminemia were also significant.

Conclusions

  • Identified 20 independent risk factors for CIP in lung cancer patients receiving ICIs.
  • Early screening and intervention for high-risk populations are essential.
  • Findings offer actionable insights for optimizing ICI safety in clinical practice.

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