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. Author manuscript; available in PMC: 2015 Mar 30.
Published in final edited form as: JACC Cardiovasc Imaging. 2014 Mar 13;7(4):374–386. doi: 10.1016/j.jcmg.2013.12.013

Table 2.

Coronary Computed Tomography Angiography

Characteristics
  Heart rate, beats/min 57 ± 7
  Radiation dose, mSv 4.97 ± 0.89

Image quality
  Good 73 (86)
  Moderate 10 (12)
  Poor 2(2)

Coronary CTA DS ≥50%
  Per patient (n = 85) 52(61)
  Per vessel (n = 253) 104 (41)

CAC score 141 (0–818)
  Age- and sex-corrected percentile, % 66 ± 37

Values are mean ± SD, n (%), or median (interquartile range).

CAC = coronary artery calcium; CTA = computed tomography angiography; DS = diameter stenosis.