Hypothetic examples with the calculated predicted probability of new HI on DWI after treatment
| Predictor | Example | |||
|---|---|---|---|---|
| Risk of CEA | Risk of CAS | |||
| Values | Points | Values | Points | |
| Stenosis (%) | 85 | 2 | 85 | 2 |
| T1-SIR | 1.4 | 30 | 1.4 | 30 |
| T2-SIR | 1.1 | 49 | 1.1 | 49 |
| CEA or CAS | CEA | 0 | CAS | 14 |
| Total points | 81 | 95 | ||
| Probability of new HI on postop. DWI | 19% | 34% | ||
Note:—postop. indicates postoperative; HI, hyperintensity.