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Cut off points and prediction probabilities in the stroke.
| Variable | Cut off | CE stroke | NCE stroke | Overall Accuracy |
| Plasma BNP | 77 pg/ml | 47/62 (75.8%) | 53/69 (76.8%) | 100/131 (76.3%) |
| E/A | 0.92 | 16/19 (84.2%) | 56/69 (81.2%) | 72/88 (81.8%) |
| LA diameter | 36 mm | 49/62 (79.0%) | 57/69 (82.6%) | 106/131 (80.9%) |
| LAA flow | 67 cm/s | 52/62 (83.9%) | 58/69 (84.1%) | 110/131 (84.0%) |
CE: cardioembolic; NCE non-cardioembolic.
