Table 3.
Accuracy for detecting refractive amblyopia risk factors.
| Age (month) | Myopia (D) | Hyper (D) | Astig (D) | Aniso (D) | Sensitivity (%) | Specificity (%) | PPV (%) | NPV (%) | |
|---|---|---|---|---|---|---|---|---|---|
| Manufacturer (sensitivity) | 30–50 | ≤−1.00 | ≥+1.00 | ≥1.00 | ≥1.00 | 100.00 | 49.57 | 7.45 | 100.00 |
| Matta/Silbert | 36–72 | ≤−1.00 | ≥+1.25 | ≥1.00 | ≥1.25 | 100.00 | 57.68 | 8.75 | 100.00 |
| AAPOS 2013 | 31–48 | <−3.00 | >+4.00 | >2.00 | >2.00 | 92.86 | 94.49 | 40.63 | 99.69 |
| ABCD 2012 | 8–72 | ≤−2.25 | ≥+2.50 | ≥2.25 | ≥1.00 | 100.00 | 90.72 | 30.43 | 100.00 |
| Manufacturer (specificity) | 36–72 | ≤−1.50 | ≥+2.50 | ≥1.50 | ≥1.00 | 100.00 | 82.03 | 18.42 | 100.00 |
PPV, positive predictive value; NPV, negative predictive value.