C-factor: a summary measure for systemic arterial calcifications

Table 2 Combination-specific C-factor, total explained variance and its intraclass correlation with the overall C-factor

Combination-specific C-factor based on	Total explained variance by the combination specific C-factor	Intraclass Correlation with overall C-factor
CAC, AAC, ECAC, ICAC, VBAC	0.52	1.00
CAC, AAC, ECAC, ICAC	0.61	0.99
CAC, AAC, ECAC, VBAC	0.52	0.98
CAC, ECAC, ICAC, VBAC	0.53	0.98
CAC, AAC, ICAC, VBAC	0.52	0.98
AAC, ECAC, ICAC VBAC	0.55	0.98
CAC, AAC, ECAC	0.65	0.97
CAC, AAC, ICAC	0.63	0.97
CAC, AAC, VBAC	0.53	0.94
CAC, ECAC, ICAC	0.65	0.97
CAC, ECAC, VBAC	0.53	0.95
CAC, ICAC, VBAC	0.57	0.93
AAC, ECAC, ICAC	0.67	0.97
AAC, ECAC, VBAC	0.56	0.95
AAC, ICAC, VBAC	0.57	0.95
ECAC, ICAC, VBAC	0.57	0.95
CAC, AAC	0.70	0.91
CAC, ECAC	0.72	0.92
CAC, ICAC	0.73	0.92
CAC, VBAC	0.61	0.80
AAC, ECAC	0.78	0.92
AAC, ICAC	0.73	0.93
AAC, VBAC	0.61	0.83
ECAC, ICAC	0.76	0.93
ECAC, VBAC	0.59	0.85
ICAC, VBAC	0.68	0.82

AAC, aortic arch calcification; CAC, coronary artery calcification; ECAC, extracranial carotid artery calcification; ICAC, intracranial carotid artery calcification; and VBAC, vertebrobasilar artery calcification

ISSN: 1471-2261