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Diagnostic performance of IOTA strategies
| Diagnostic parameters | Sensitivity | Specificity | PPV | NPV | Diagnostic accuracy |
|---|---|---|---|---|---|
| Two-step strategy | 87.5% | 79.2% | 89.4% | 76% | 84.7% |
| Alternative two-step strategy | 91.5% | 75.6% | 84.4% | 86.1% | 88% |
| Three-step strategy | 98.2% | 93.3% | 94.7% | 97.7% | 96% |
