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Estimated Prevalence of ASD in Total Cohort (N = 623) Based on Findings in 198 Participants With Diagnostic Assessment at 21 Years of Age
| ASD Prevalence in Young Adults by Screening Status, % (n/N) | Screening Status Prevalence in Total Cohort, % (n/N) | Estimated n and Prevalence of ASD in Total Cohort | |
|---|---|---|---|
| Screen-positive | 15.7 (11/70) | 18.8 (117/623) | 18 (15.7% × 117) |
| Screen-negative | 2.5 (3/119) | 81.2 (506/623) | 13 (2.5% × 506) |
| Total | 7.0 (14/189) | — | 5.0% (31/623) |
