Table 4.
Conservative population prevalence estimates of seizures, autism, and ASD in boys and/or adult men from recent national surveys in the US
| Disorders | Sources | Age (years) | Prevalence | 95% CI |
|---|---|---|---|---|
| ASD | ADDM 2006 (CDC 2009) | 8 | 14.5/1,000 | 13.9–15.1 |
| NSCH 2007 (Kogan et al. 2009) | 3–17 | 17.3/1,000 | 14.4–20.7 | |
| Seizures | NHAMCS from 1993 to 2003 (Pallin et al. 2008) | All ages | 4.3/1,000 | 3.9–4.7 |
| CDC 2005 (Kobau et al. 2008) | 18–24 | 7.7/1,000 | 6.2–9.5 | |
| Atlanta (Murphy et al. 1995) | 10 | 6.7/1,000 | – | |
| Oklahoma study (Cowan et al. 1989) | 0–19 | 5.02/1,000 | – | |
| Rochester (Hauser et al. 1991)a | 0–24 | 4.45/1,000 | – | |
| Mississippi (Haerer et al. 1986)a | 0–24 | 9.87/1,000 | – | |
| U.S. overalla | All ages | 5–10/1,000 | – |
CI confidence interval, ADDM Autism and Developmental Disabilities Monitoring, CDC Centers for Disease Control and Prevention, NSCH National Survey of Children’s Health, NHAMCS National Hospital Ambulatory Medical Care Survey
a
Population prevalence estimates in both genders