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The prognostic value of vascular diameter measurements on routine chest computed tomography in patients not referred for cardiovascular indications

  • PROVIDI Study Group
  • Julius Center for Health Sciences and Primary Care, University Medical Center Utrecht, Utrecht, the Netherlands. [email protected]

Research output: Contribution to journalArticleAcademicpeer-review

Abstract

OBJECTIVES: The aim of the study was to investigate whether diameter measurements of the thoracic aorta and the heart can be used as prognostic markers for future cardiovascular disease.

METHODS: Following a case-cohort design, a total of 10,410 patients undergoing chest computed tomography were followed up for a mean period of 17 months. The ones with a cardiovascular indication were excluded. Diameter measurements were evaluated with Cox proportional hazard analysis.

RESULTS: Five hundred fifteen incident cardiovascular events occurred during follow-up. The heart (hazard ratio [HR], 1.04; 95% confidence interval [CI], 1.03-1.06) and ascending thoracic (HR, 1.002; 95% CI, 1.001-1.004) diameter showed an exponential prognostic effect beyond a threshold diameter of, respectively, 11 and 30 mm; the descending aortic diameter (HR, 1.04; 95% CI, 1.01-1.13) and cardiothoracic ratio (HR, 1.06; 95% CI, 1.04-1.08) showed linear prognostic effects beyond, respectively, 25 and 0.45 mm.

CONCLUSION: Intrathoracic diameter measurements can be used as markers to predict cardiovascular events in patients not referred for that disease outcome.

Original languageEnglish
Pages (from-to)734-41
Number of pages8
JournalJournal of computer assisted tomography
Volume35
Issue number6
DOIs
Publication statusPublished - 16 Nov 2011

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • Adult
  • Aged
  • Aorta, Thoracic
  • Cardiovascular Diseases
  • Case-Control Studies
  • Chi-Square Distribution
  • Female
  • Follow-Up Studies
  • Humans
  • Male
  • Middle Aged
  • Predictive Value of Tests
  • Prognosis
  • Proportional Hazards Models
  • Radiography, Thoracic
  • Regression Analysis
  • Tomography, X-Ray Computed
  • Journal Article
  • Research Support, Non-U.S. Gov't

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