Online appendices
- Appendix 1: Description of data sources
- Appendix 2: Antibiotics classification
- Appendix 3: Identification algorithms of maternal medical conditions
- Appendix 4: Description of the sensitivity analyses
- Appendix 5: Description of prenatal antibiotic exposure: overall, HDPS-matched and sibling cohort
- Appendix 6: Kaplan Meier plots of survival probability stratified by prenatal antibiotic exposure status in the overall, HDPS-matched and sibling cohorts
- Appendix 7: Baseline characteristics of the sibling cohort