Table 4.
Screening test | Sensitivity | Specificity | Positive Predictive Value | Negative Predictive Value |
---|---|---|---|---|
JVAS 3 of 4 | 93% | 73% | 63% | 96% |
JVAS 3 of 5 | 90% | 83% | 72% | 94% |
JVAS 4 of 5 | 93% | 70% | 61% | 95% |
JVAS, Jaeb Visual Acuity Screener; NPV, negative predictive value; PPV, positive predictive value.