Online appendices
Files in this Data Supplement:
- Appendix 1: Ascertainment of known risk factors for opioid abuse in the 12 months prior to opioid initiation
- Appendix 2: Diagnostic codes, procedures and, medical services received by patients prior to opioid initiation
- Appendix 3: Predictive performance of combinations of variables
- Reviewer Comments
- Original Submission
- STROBE Statement