Appendix 1	Serious illness exclusions
Appendix 2	Study person-time
Appendix 3	Case definitions and identification
Appendix 4	Medical record review
Appendix 5	Computer algorithm for cases in which records were unavailable or had insufficient information
Appendix 6	Site-specific cohort characteristics adjusted for propensity score
Appendix 7	Full model
Appendix 8	Clinical characteristics of confirmed cases
Appendix 9	Analysis in which former users served as the reference
Appendix 10	Adjusted rates of serious cardiovascular events for individual ADHD medications
Appendix 11	Alternative analyses
Appendix 12	Comparisons of Medicaid and Non-Medicaid sites