| pidp | Cross-wave person identifier (numeric) |
| overallabsence_autumn | Number of absence sessions for the Autumn term |
| sessionspossible_spring | Number of Spring sessions possible |
| authorisedabsence_spring | Number of Spring sessions missed due to authorised absence |
| unauthorisedabsence_spring | Number of Spring sessions missed due to unauthorised absence |
| overallabsence_spring | Number of absence sessions for the Spring term |
| sessionspossible_2term | Number of sessions possible for Autumn and Spring terms |
| authorisedabsence_2term | Number of sessions missed due to authorised absence in Autumn and Spring terms |
| unauthorisedabsence_2term | Number of sessions missed due to unauthorised absence in Autumn and Spring terms |
| overallabsence_2term | Number of absence sessions in the Autumn and Spring terms |
| sessionspossible_summer | Number of Summer sessions possible |
| acadyr | Academic year |
| authorisedabsence_summer | Number of Summer sessions missed due to authorised absence |
| unauthorisedabsence_summer | Number of Summer sessions missed due to unauthorised absence |
| overallabsence_summer | Number of absence sessions for the Summer term |
| annualreasoni | Number of sessions missed due to illness |
| annualreasonm | Number of sessions missed due to medical/dental appointments |
| annualreasonr | Number of sessions missed due to religious observance |
| annualreasons | Number of sessions missed due to study leave |
| annualreasont | Number of sessions missed due to traveller absence |
| annualreasonh | Number of sessions missed due to family holiday |
| annualreasonf | Number of sessions missed due to agreed extended family holiday |
| laestab | The LA and ESTAB fields joined |
| annualreasone | Number of sessions missed as pupil is excluded, no alternative provision |
| annualreasonc | Number of sessions missed due to other authorised cicumstances |
| annualreasong | Number of sessions missed as pupil is on a family holiday, not agreed |
| annualreasonu | Number of sessions missed as pupil arrived after registers closed |
| annualreasono | Number of sessions missed for unauthorised absence not covered by any other code |
| annualreasonn | Number of sessions missed for a reason not provided |
| sessionspossible_annual | Number of sessions possible during the academic year |
| authorisedabsence_annual | Number of sessions missed during the academic year due to authorised absence |
| unauthorisedabsence_annual | Number of sessions missed during the academic year due to unauthorised absence |
| overallabsence_annual | Number of absence sessions for the academic year |
| urn | School unique reference number |
| sessionspossible_3term | Number of sessions possible based on termly sessions |
| authorisedabsence_3term | Number of sessions missed due to authorised absence based on termly sessions |
| unauthorisedabsence_3term | Number of sessions missed due to unauthorised absence based on termly sessions |
| overallabsence_3term | Number of absence sessions based on termly sessions |
| persistentabsentee_3term | Persistent absentee indicator during the academic year |
| persistentabsentee15_3term | 15% Persistent absentee indicator during the academic year |
| sessionspossible_6halfterms | Number of sessions possible for the academic year |
| authorisedabsence_6halfterms | Number of sessions missed due to authorised absence during the academic year |
| unauthorisedabsence_6halfterms | Number of sessions missed due to unauthorised absence during the academic year |
| overallabsence_6halfterms | Number of absence sessions during the academic year |
| gender | Gender |
| persistentabsentee_6halfterms | Persistent absentee indicator during the academic year |
| enrolstatus | Enrolment status |
| sessionspossible_autumn | Number of Autumn sessions possible |
| authorisedabsence_autumn | Number of Autumn sessions missed due to authorised absence |
| unauthorisedabsence_autumn | Number of Autumn sessions missed due to unauthorised absence |