Diagnostic accuracy of Pocock score ≥2.3% (score of 40) for microembolic rate >50 hour-1
| Criterion | Score | 95% CI |
| Sensitivity | 76.7% | 95% CI 66.4 to 85.2 |
| Specificity | 29.3% | 95% CI 25.6 to 33.2 |
| Positive predictive value | 13.8% | 95% CI 10.8 to 17.2 |
| Negative predictive value | 89.5% | 95% CI 84.3 to 93.5 |