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M-CHAT-R/F Sensitivity, Specificity, PPV, and NPV by diagnostic group: 18-month evaluations (n = 41)
| Group Comparison | Sensitivity | Specificity | PPV | NPV |
|---|---|---|---|---|
| ASD/R vs. OD + TD | 78.26% | 72.22% | 78.26% | 72.22% |
| ASD/R + OD vs. TD | 75.86% | 91.67% | 95.65% | 61.11% |
Note. ASD/R = Autism Spectrum Disorder or At Risk for Autism Spectrum Disorder. OD = Other Developmental Concern. TD = Typical Development.
