Assessment of the predictive performance of lenticulostriate occlusion patterns regarding infarction in the predefined LS territories, as by the assigned lenticulostriate infarct pattern
| Prediction by assigned LS occlusion pattern | All patients (n=274) | TICI 2b/3 (n=219) | |||
|---|---|---|---|---|---|
| Per LS territory | Global | ∑/overall | |||
| I | II | III | ∑/overall | ||
| True positive (n) | 39 | 119 | 169 | 327 | 257 |
| False positive (n) | 8 | 15 | 9 | 32 | 29 |
| True negative (n) | 178 | 121 | 80 | 379 | 309 |
| False negative (n) | 49 | 19 | 16 | 84 | 62 |
| ∑ | 274 | 274 | 274 | 822 | 657 |
| Sensitivity (%) | 44.3 | 86.2 | 91.4 | 79.6 (95% CI 75.3 to 83.4) | 80.6 |
| Specificity (%) | 95.7 | 89.0 | 89.9 | 92.2 (95% CI 89.2 to 94.6) | 91.4 |
| Positive predictive value (%) | 83.0 | 88.8 | 94.9 | 91.1 (95% CI 87.7 to 93.8) | 89.9 |
| Negative predictive value (%) | 78.4 | 86.4 | 83.3 | 81.9 (95% CI 78.0 to 85.3) | 83.3 |
Results for the subsample of successfully recanalized patients are shown in the right column for comparison.
LS, lenticulostriate.