Figure 3c:

Scatterplots comparing the two-dimensional opacity area (in cm2) and three-dimensional (3D) volume (in cm3) and quantitative opacity mass (in grams) at CT on a (a, b) per-patient and (c, d) per-opacity basis.

Scatterplots comparing the two-dimensional opacity area (in cm2) and three-dimensional (3D) volume (in cm3) and quantitative opacity mass (in grams) at CT on a (a, b) per-patient and (c, d) per-opacity basis.