Table 5.
Sensitivity, Specificity, positive predictive values (PPV), and negative predicting values (NPV) of the BSID Cognitive score at six and 12 months predicting ASD at 24 months.
| BSID Cognitive Score | 6 Months | 12 Months | ||||||
|---|---|---|---|---|---|---|---|---|
| Sensitivity | Specificity | PPV | NPV | Sensitivity | Specificity | PPV | NPV | |
| 58 | 97% | 8% | 36% | 83% | 88% | 22% | 38% | 77% |
| 63 | 93% | 8% | 35% | 68% | 85% | 33% | 41% | 80% |
| 68 | 79% | 17% | 34% | 60% | 81% | 50% | 47% | 83% |
| 73 | 72% | 33% | 37% | 68% | 75% | 61% | 51% | 82% |
| 78 | 69% | 42% | 39% | 71% | 59% | 61% | 45% | 73% |
| 83 | 62% | 50% | 40% | 71% | 56% | 78% | 58% | 76% |
| 88 | 48% | 83% | 61% | 74% | 45% | 95% | 83% | 76% |
Legend: BSID: Bayley Scales of Infant Development.