| Value | Category |
|---|---|
| 1 | Was sick and had a medical certificate |
| 2 | Was sick but without a medical certificate |
| 3 | Holiday |
| 4 | Parent/caregiver was absent (on holiday or at work) |
| 5 | Parent/caregiver illness |
| 6 | Parent/caregiver wished to keep child at home |
| 7 | Religious holiday |
| 8 | Did not want to go to pre-school |
| 9 | Transport problems (not caused by weather) |
| 10 | Due to weather conditions |
| 11 | Could not afford to attend |
| 97 | Other |
| 98 | DK |
| Sysmiss |