| Value | Category | Cases | |
|---|---|---|---|
| 0 | Incorrect/Do not know | 134 |
7.4%
|
| 1 | Child opens the book appropriately (turns book so words or picture are no longer upside down) | 1667 |
91.5%
|
| 999 | Refused/Skipped | 20 |
1.1%
|
| Sysmiss | 1 |