| CTR | Centre for Trials Research |
| CE2 | Care-experienced young people group 2 |
| P | Professionals |
| YM | Young Mothers |
| CE1 | Care-experienced young people group 1 |
| OM | Older Mothers |
| CTR | Centre for Trials Research |
| CE2 | Care-experienced young people group 2 |
| P | Professionals |
| YM | Young Mothers |
| CE1 | Care-experienced young people group 1 |
| OM | Older Mothers |