Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
| Group | N (male) | Age, mean (SD) | Reading score, mean (SD) |
|---|---|---|---|
| 7-year-old | 16 (8) | 7.15 (0.47) | 25.06 (27.21) |
| 9-year-old | 14 (7) | 9.05 (0.38) | 114.57 (12.04) |
| 11-year-old | 14 (6) | 10.98 (0.33) | 130.64 (4.41) |
