Automated total and vessel-specific coronary artery calcium (CAC) quantification on chest CT: direct comparison with CAC scoring on non-contrast cardiac CT

Table 5 Automated Agatston risk categorization on chest CT comparing the standard reference on cardiac CT

	Reference Agatston score_cardiac CT
Automated Agatston score _chest CT	0	1–99	100–299	≥ 300	Total	Shift downward	Shift upward
0	220	28	0	0	248	28	0
1–99	1	73	12	0	86	12	1
100–299	0	2	27	7	36	7	2
≥ 300	0	0	4	31	35	0	4
Total	221	103	43	38	405	47	7

ISSN: 1471-2342