Knowledge-based Iterative Model Reconstruction at Low-kilovoltage (kV) Cardiac Computed Tomography (CT)

This study has been completed.
Sponsor:
Information provided by (Responsible Party):
Daisuke Utsunomiya, Kumamoto University
ClinicalTrials.gov Identifier:
NCT01896674
First received: July 8, 2013
Last updated: July 10, 2013
Last verified: July 2013

July 8, 2013
July 10, 2013
May 2012
January 2013   (final data collection date for primary outcome measure)
Contrast to noise ratio of coronary arteries [ Time Frame: 6 months ] [ Designated as safety issue: No ]
Same as current
Complete list of historical versions of study NCT01896674 on ClinicalTrials.gov Archive Site
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Knowledge-based Iterative Model Reconstruction at Low-kilovoltage (kV) Cardiac Computed Tomography (CT)
Value of Knowledge-based Iterative Model Reconstruction at Low-kilovoltage Cardiac 256-slice CT: A Comparison of Filtered Back Projection-, Hybrid-, and Iterative Model Reconstruction

The purpose of this study was to compare FBP-, hybrid IR-, and IMR techniques to assess their role in the identification of coronary artery disease and abnormalities in cardiac structures.

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Observational
Observational Model: Case-Only
Time Perspective: Retrospective
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Probability Sample

We enroll consecutive patients.

Coronary Artery Disease
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*   Includes publications given by the data provider as well as publications identified by ClinicalTrials.gov Identifier (NCT Number) in Medline.
 
Completed
21
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January 2013   (final data collection date for primary outcome measure)

Inclusion Criteria:

  • A BMI of 27 kg/m2 or less and a coronary calcium score of less than 1,000 Agatston units.

Exclusion Criteria:

  • BMI exceeded 27 kg/m2
  • renal dysfunction (serum creatinine level > 1.5 mg/dl)
  • atrial fibrillation
  • prior coronary artery bypass grafting
  • heart failure (New York Heart Association class III-IV)
Both
45 Years to 85 Years
No
Contact information is only displayed when the study is recruiting subjects
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NCT01896674
Kuma1478
No
Daisuke Utsunomiya, Kumamoto University
Kumamoto University
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Kumamoto University
July 2013

ICMJE     Data element required by the International Committee of Medical Journal Editors and the World Health Organization ICTRP