0 – Poor | 1 – Adequate | 2 – Good | 3 - Excellent | |
---|---|---|---|---|
Autism Assessment | Not specified / reported Clinical judgement only | Informant report / self-report instrument Screening instrument Clinical judgement against specified diagnostic criteria (DSM-5 or ICD 10) | Diagnostic instrument / interviews - | Consensus from multiple assessments, including at least one diagnostic instrument |
Sample Identification | Not specified / reported | Single restricted or non-random sample (specialist clinic or previous research study) | Multiple restricted or non-random samples (multi-region specialist clinics) | Random or total population sample |
Study Design | Not specified / reported | Case series | Historically identified cohort (e.g., via patient records) | Prospective cohort |