Characteristics of the Children Whose Medical Records Were Reviewed
| Characteristic | Number (%) |
|---|---|
| Age in months [median (range)] | 17.1 (6.3–32.6) |
| Sex | |
| Male | 61 (50.8) |
| Female | 59 (49.2) |
| Ethnicity | |
| Non-Hispanic | 107 (89.2) |
| Hispanic | 13 (10.8) |
| Race | |
| White | 98 (81.7) |
| Mixed Race | 7 (5.8) |
| Black | 4 (3.3) |
| American Indian/Alaskan Native | 2 (1.7) |
| Unknown | 9 (7.5) |
| State | |
| Kansas | 17 (14.2) |
| Texas | 14 (11.7) |
| Massachusetts | 12 (10.0) |
| New Hampshire | 11 (9.2) |
| Pennsylvania | 11 (9.2) |
| Indiana | 9 (7.5) |
| Kentucky | 9 (7.5) |
| Oregon | 8 (6.7) |
| South Carolina | 7 (5.8) |
| New York | 6 (5.0) |
| Illinois | 5 (4.2) |
| Oklahoma | 3 (2.5) |
| Georgia | 2 (1.7) |
| North Carolina | 2 (1.7) |
| Alabama | 1 (0.8) |
| Nebraska | 1 (0.8) |
| Tennessee | 1 (0.8) |
| West Virginia | 1 (0.8) |