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Diagnostic Ability of Detecting Vision Loss Using a Threshold of ≥ 10 % Decline in Circumpapillary Retinal Nerve Fiber Layer Thickness on Two Consecutive Visits in Children with Optic Pathway Gliomas.
| Sensitivity | Specificity | Positive Predictive Value | Negative Predictive Value | |
|---|---|---|---|---|
| Global | 60% | 100% | 100% | 92% |
| Superior | 60% | 93% | 66% | 91% |
| Nasal | 60% | 98% | 86% | 92% |
| Inferior | 50% | 100% | 100% | 90% |
| Temporal | 40% | 96% | 67% | 88% |
| ≥ 2 Quadrants with ≥ 10% Decline on 2 Consecutive Visits | 70% | 100% | 100% | 94% |
