Characteristics of patients according to the presence or absence of carotid disease (CD)
| CD | No CD | P value | |
| n | 190 (46) | 222 (54) | |
| Age | 65 | 58 | <0.001 |
| Cardiac risk factors (%) | |||
| Hypertension | 128 (67) | 81 (36) | <0.01 |
| High cholesterol | 109 (58) | 118 (53) | 0.43 |
| Diabetes mellitus | 77 (41) | 46 (21) | 0.001 |
| Smoker | 38 (20) | 37 (17) | 0.48 |
| Family history | 91 (48) | 97 (44) | 0.45 |
| Statin | 79 (42) | 50 (22) | <0.001 |
| PTP | 59 | 41 | <0.001 |
| Inducible ischaemia (%) | 31 (16) | 16 (7) | 0.006 |
| BMI | 28.8 | 28.2 | 0.22 |
| FRS (%) | |||
| Low | 79 (42) | 125 (56) | 0.004 |
| Intermediate | 4 (2) | 3 (2) | 0.84 |
| High | 107 (56) | 94 (42) | 0.006 |
BMI, body mass index; FRS, Framingham Risk Score; PTP, pretest probability.