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Table 1 Patient demographics: characteristics of patients with a prevalence of CAD by CCTA and CAG with each risk factor

From: Coronary computed tomography versus coronary angiography for preoperative coronary assessment before valve surgery

Risk factor N (%) Prevalence of CAD by CCTA, N (%) Prevalence of CAD by CAG
Diabetes 8 (16%) 5 (10%) 5 (10%)
Hypertension 19 (38%) 14 (28%) 1 (26%)
Smoking Ex-smoker 10 (20%) 8 (16%) 7 (14%)
Still smoking 10 (20%) 2 (4%) 7 (14%)
Dyslipidemia 2 (4%) 7 (14%) 2 (4%)
Valve procedure (balloon) 1 (2%) 0 0
Stroke 1 (2%) 1 (2%) 1 (2%)
TIA 4 (8%) 1 (2%) 1 (2%)
PVD 1 (2%) 1 (2%) 1 (2%)
On regular medical treatment Anti-ischemic 14 (28%) 12 (24%) 10 (20%)
Antifailure 2 (4%) 1 (2%) 1 (2%)
Both 4 (8%) 2 (4%) 2 (4%)
Positive family history 11 (22%) 10 (20%) 10 (20%)
Allergic (skin, drug) 4 (8%) 2 (4%) 2 (4%)
Asthmatic 5 (10%) 4 (8%) 4 (8%)