# Age Administration Chart

| Child's Age                                     | Use this ASQ |
|------------------------------------------------|---------------|
| 1 month 0 days through 2 month 30 days        | 2 month      |
| 3 months 0 days through 4 months 30 days      | 4 month      |
| 5 months 0 days through 6 months 30 days      | 6 month      |
| 7 months 0 days through 8 months 30 days      | 8 month      |
| 9 months 0 days through 9 months 30 days      | 9 or 10 month|
| 10 months 0 days through 10 months 30 days    | 10 month     |
| 11 months 0 days through 12 months 30 days    | 12 month     |
| 13 months 0 days through 14 months 30 days    | 14 month     |
| 15 months 0 days through 16 months 30 days    | 16 month     |
| 17 months 0 days through 18 months 30 days    | 18 month     |
| 19 months 0 days through 20 months 30 days    | 20 month     |
| 21 months 0 days through 22 months 30 days    | 22 month     |
| 23 months 0 days through 25 months 15 days    | 24 month     |
| 25 months 16 days through 28 months 15 days    | 27 month     |
| 28 months 16 days through 31 months 15 days    | 30 month     |
| 31 months 16 days through 34 months 15 days    | 33 month     |
| 34 months 16 days through 38 months 30 days    | 36 month     |
| 39 months 0 days through 44 months 30 days    | 42 month     |
| 45 months 0 days through 50 months 30 days    | 48 month     |
| 51 months 0 days through 56 months 30 days    | 54 month     |
| 57 months 0 days through 66 months 0 days      | 60 month     |

Excerpted from ASQ-3™ User’s Guide  
By Jane Squires, Ph.D., Elizabeth