Table 2 Eligibility criteria used for study selection during title, abstract and full-text screening
Inclusion criteria | Exclusion criteria |
|---|---|
Participants with a formal diagnosis of ASC Participants who are possibly autistic (but undiagnosed) Data for autistic and/or possibly autistic participants provided separately to any additional groups Prevalence estimates of suicidality reported using ICD or DSM clinical definition Empirical quantitative studies, following cross-sectional, longitudinal, cohort or case–control designs Published from 1992 to present day | Autistic or possibly autistic participants with co-occurring intellectual disability Prevalence estimates only provided for self-harm or self-injury without suicidal intent, or where measurement items do not distinguish these from suicidality Conference abstracts, conference papers, review articles, editorials or book chapters Grey literature (e.g. theses) Empirical qualitative studies, or other systematic reviews and meta-analyses Not published and/or available in English |