Additional file 1 of A systematic review and meta-analysis of suicidality in autistic and possibly autistic people without co-occurring intellectual disability

Additional file 1: Supplementary Materials 1. Search Syntax and Terms for Each Database; Supplementary Materials 2. Adapted Newcastle–Ottawa Scale (NOS) Rating Scale; Supplementary Materials 3. Deviations from the PRISMA protocol; Supplementary Materials 4. Supplemental Reference List of Included Primary Studies; Supplementary Materials 5. Baujat Diagnostic Plot of Sources of Heterogeneity; Supplementary Materials 6. Funnel Plots of Prevalence Outcomes.