Online Appendices
- Appendix 1: Checklist of recommendations for reporting of observational studies using the STROBE guidelines
- Appendix 2: Coding definitions for cohort selection, baseline comorbidities, and outcomes
- Appendix 3: Flow diagram representing cohort selection and exclusions
- Appendix 4: Distribution of second antibiotic prescriptions
- Appendix 5: Baseline characteristics of subpopulation with serum creatinine values
- Appendix 6: Treatment failures in a subpopulation with serum creatinine laboratory values
- Appendix 7: Baseline characteristics of patients with and without a urine culture at time of antibiotic prescription (relatively low estimated glomerular filtration rate cohort)