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External Validation of the COmorbidity Test.

Nicholas Villalobos1, Ross Davidson1, Uzair K Ghori2

  • 1a Department of Internal Medicine , University of New Mexico School of Medicine , Albuquerque , NM , USA.

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|September 7, 2017
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Summary
This summary is machine-generated.

The COmorbidity TEst (COTE) score effectively predicts mortality in Chronic Obstructive Pulmonary Disease (COPD) patients. Higher COTE scores indicate increased mortality risk, validating its use in clinical settings.

Keywords:
Independent mortality predictionmortality predictionmultivariable analysis

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Area of Science:

  • Pulmonology
  • Clinical Epidemiology

Background:

  • Chronic Obstructive Pulmonary Disease (COPD) is a leading cause of mortality worldwide.
  • Predictive scores are crucial for managing COPD patients and stratifying risk.
  • The COmorbidity TEst (COTE) score was developed to assess mortality risk in COPD.

Purpose of the Study:

  • To validate the COmorbidity TEst (COTE) score for predicting mortality in COPD patients at the University of New Mexico Hospital (UNMH).

Main Methods:

  • A retrospective study of 317 COPD patients (age >40, >20 pack-year smoking history, post-bronchodilator FEV1/FVC <0.7) at UNMH.
  • Data collected included demographics, comorbidities (COTE components), COPD therapies, spirometry (FEV1%), and mortality.
  • Median follow-up was 3.5 years; survival analysis was performed.

Main Results:

  • Fifty-four patients died during follow-up.
  • The median COTE score was significantly higher in non-survivors (4) compared to survivors (1) (p=0.002).
  • Multivariable analysis identified COTE score, FEV1%, and BMI as independent predictors of all-cause mortality.

Conclusions:

  • The COmorbidity TEst (COTE) score is a validated and independent predictor of mortality in COPD patients at UNMH.
  • COTE score aids in risk stratification and clinical decision-making for COPD management.
  • FEV1% and BMI also remain significant predictors of mortality in this COPD cohort.