Data supplements
Online Appendices
- Appendix 1: Comparison of Walkerton and neighbouring rural towns at the time of the 2001 Census.
- Appendix 2: Definitions of all exclusions, previous cardiovascular events and chronic gastrointestinal disease using diagnostic and procedural codes
- Appendix 3: Definitions of death and major cardiovascular events using valid diagnostic and procedural codes
- Appendix 4. Definition of baseline characteristics using diagnostic and procedural codes
- Appendix 5: Additional baseline characteristics of Walkerton health study participants.
- Appendix 6A: Prescriptions for anti-hypertensive medications in the year before the outbreak