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Advanced Lung Cancer Inflammation Index (ALI) as an Independent Predictor for Bronchiectasis Exacerbation Risks.

Wang Chun Kwok1, Terence Chi Chun Tam1, Shung Kay Samuel Chan1

  • 1Division of Respiratory Medicine, Department of Medicine, School of Clinical Medicine, LKS Faculty of Medicine, The University of Hong Kong; Queen Mary Hospital, Hong Kong Special Administrative Region, People's Republic of China.

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PubMed
Summary
This summary is machine-generated.

The Advanced Lung Inflammation (ALI) index can predict future exacerbations in non-cystic fibrosis bronchiectasis patients. Lower ALI scores indicate a higher risk of bronchiectasis exacerbation.

Keywords:
advanced lung cancer inflammation indexbiomarkersbronchiectasisbronchiectasis exacerbation

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Area of Science:

  • Pulmonology
  • Inflammation Biomarkers
  • Chronic Respiratory Diseases

Background:

  • The Advanced Lung Inflammation (ALI) index, comprising BMI, albumin, neutrophil, and lymphocyte levels, is used in various conditions.
  • Its utility in non-cystic fibrosis bronchiectasis has not been previously investigated.

Purpose of the Study:

  • To investigate the association between baseline ALI and the risk of exacerbation in Chinese patients with non-cystic fibrosis bronchiectasis.
  • To determine if ALI can serve as a predictive marker for bronchiectasis exacerbations.

Main Methods:

  • A prospective cohort study involving 148 Chinese patients with non-cystic fibrosis bronchiectasis.
  • ALI was assessed at baseline and analyzed as a continuous variable, in quartiles, and using ROC analysis for cutoff determination.

Main Results:

  • Lower baseline ALI was significantly associated with an increased risk of bronchiectasis exacerbation (aOR=1.06 per 10-unit decrease).
  • Patients in the lowest three quartiles of ALI faced significantly higher exacerbation risks.
  • An ALI cutoff of 45.6 was identified, with scores below this threshold indicating a substantially increased risk (aOR=3.829).

Conclusions:

  • The Advanced Lung Inflammation (ALI) index is an independent predictor of future exacerbations in non-cystic fibrosis bronchiectasis.
  • A lower ALI score, particularly below 45.6, signifies a heightened risk of bronchiectasis exacerbation.