TABLE 3. Estimated prevalence* of autism spectrum disorder among children aged 8 years, by race/ethnicity — Autism and Developmental Disabilities Monitoring Network, 11 sites, United States, 2014.
| Site |
Race/Ethnicity
|
Prevalence ratio | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| White | Black | Hispanic | Asian/Pacific Islander | White-to- Black |
White-to- Hispanic |
Black-to- Hispanic |
|||||
| Prevalence | 95% CI | Prevalence | 95% CI | Prevalence | 95% CI | Prevalence | 95% CI | ||||
| Arizona | 16.2 | (14.1–18.6) | 19.5 | (13.3–28.6) | 10.3 | (8.5–12.5) | 10.3 | (5.5–19.1) | 0.8 | 1.6§ | 1.9§ |
| Arkansas | 13.9 | (12.6–15.5) | 10.4 | (8.3–12.9) | 8.4 | (6.2–11.3) | 14.2 | (8.1–25.1) | 1.3† | 1.7§ | 1.2 |
| Colorado | 15.0 | (13.5–16.7) | 11.4 | (8.0–16.2) | 10.6 | (9.0–12.5) | 7.9 | (4.8–12.9) | 1.3 | 1.4§ | 1.1 |
| Georgia | 17.9 | (16.0–20.2) | 17.1 | (15.4–18.9) | 12.6 | (10.6–15.0) | 11.9 | (8.9–16.1) | 1.1 | 1.4§ | 1.4§ |
| Maryland | 19.5 | (16.0–23.8) | 16.5 | (12.7–21.4) | 15.7 | (9.1–27.0) | 13.9 | (7.5–25.8) | 1.2 | 1.2 | 1.1 |
| Minnesota | 24.3 | (19.8–29.8) | 27.2 | (21.7–34.2) | 20.9 | (14.7–29.7) | 17.8 | (12.3–25.7) | 0.9 | 1.2 | 1.3 |
| Missouri | 14.1 | (12.4–16.0) | 10.8 | (8.6–13.6) | 4.9 | (2.2–10.9) | 10.7 | (5.8–20.0) | 1.3† | 2.9† | 2.2 |
| New Jersey | 30.2 | (27.4–33.3) | 26.8 | (23.3–30.9) | 29.3 | (26.2–32.9) | 19.2 | (13.9–26.6) | 1.1 | 1.0 | 0.9 |
| North Carolina | 18.6 | (16.5–20.9) | 16.1 | (13.5–19.2) | 11.9 | (9.3–15.2) | 19.1 | (13.7–26.8) (6.7–23.3) |
1.2 | 1.6§ | 1.4† |
| Tennessee | 16.1 | (14.3–18.2) | 12.5 | (9.7–16.0) | 10.5 | (7.6–14.7) | 12.5 | 1.3 | 1.5† | 1.2 | |
| Wisconsin | 15.2 | (13.6–17.0) | 11.3 | (8.9–14.2) | 12.5 | (10.0–15.6) | 10.2 | (6.1–16.9) | 1.3† | 1.2 | 0.9 |
| All sites combined | 17.2 | (16.5–17.8) | 16.0 | (15.1–16.9) | 14.0 | (13.1–14.9) | 13.5 | (11.8–15.4) | 1.1† | 1.2§ | 1.1§ |
Abbreviation: CI = confidence interval.
* Per 1,000 children aged 8 years.
† Pearson chi-square test of prevalence ratio significant at p<0.05.
§ Pearson chi-square test of prevalence ratio significant at p<0.01.