| CAT | Cognitive analytic therapy |
| SCED | Single case experimental design |
| SES | Session Evaluation Scale |
| FDS | Functional dissociative seizure |
| FND | Functional neurological disorder |
| YP-CORE | Young Persons Clinical Outcome Routine Evaluation |
| RCADS | Revised Children’s Anxiety and Depression Scale |
| DES-II | Dissociative Experiences Scale-II |
| NR | Narrative reformulation |
| SDR | Sequential diagrammatic reformulation |
| TP | Target problem |
| TPP | Target problem procedure |