Table 2.

Comparison of CACs and CAC volumes of TNC, VNC, and VNI reconstructions

	Median	Median TNC	p
CAC score
VNC	8.5 [0.2–101.6]	27.8 [0–360.4]	< 0.001
VNI	72.2 [1.3–398.8]	27.8 [0–360.4]	< 0.001
CAC volume
VNC	16.0 [0.1–98.3]	34.1 [0–333.0]	< 0.001
VNI	69.1 [2.6–337.8]	34.1 [0–333.0]	0.002

Data is presented as median (25th–75th percentile). PC, pure calcium; CAC, coronary artery calcium; TNC, true non-contrast; VNC, virtual non-contrast; VNI, virtual non-iodine