The following table or figure may be downloaded to PowerPoint for personal use in teaching and presentations. This feature is available to all subscribers to the journal.

You MUST read and follow the guidelines at Request to Reproduce AJR Content if you are distributing or using AJR content beyond academic use (limited distribution, non-revenue producing, or educational purposes).

(Downloading may take up to 30 seconds.
If the slide opens in your browser, select File -> Save As to save it.)

Fig. 2. —Bland-Altman plot shows comparison of percentage of difference in calcium scores versus mean values of calcium scores. Large percentage differences are seen mainly in patients with low calcium scores, but a few patients with scores greater than 500 had percentage differences exceeding 50%.