Presurgical neuroimaging findings
| Ipsilateral carotid artery | Contralateral carotid artery | P value | |
| No of carotids | 32 | 32 | |
| Stenosis % | 30.0 (20.0–40.0) | 22.5 (10.0–50.0) | |
| Range % of stenosis | 0.0–45.0 | 0.0–99.0 | |
| Ipsilateral IPH | 12 (80.0) | 0 (0.0) | <0.001 |
| Plaque vulnerability features on CTA—no (%) | |||
| LDP | 13 (61.9) | 9 (42.8) | 0.157 |
| Ulceration | 4 (19.0) | 2 (9.5) | 0.414 |
| Calcification | 20 (95.2) | 20 (95.2) | 1.000 |
Values are presented as means (SD) or median (IQR) for continuous variables and percentages for dichotomous or categorical variables.
CTA, CT angiography; IPH, intraplaque haemorrhage; LDP, low-density plaque components.