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Sensitivity, specificity, positive predictive value and negative predictive value of the JVAS screening test overall for detecting gold-standard eye examination failures
| Screening test | Sensitivity | Specificity | PPV | NPV |
|---|---|---|---|---|
| JVAS 3 of 4 | 89% | 75% | 67% | 92% |
| JVAS 3 of 5 | 88% | 86% | 79% | 92% |
| JVAS 4 of 5 | 91% | 73% | 66% | 93% |
JVAS, Jaeb Visual Acuity Screener; NPV, negative predictive value; PPV, positive predictive value.
