Machine derived contents note: Part I Concept and Definitions -- 1. Associations Between Exposure and Disease -- 2. Models for Disease -- Part II Non-regression Methods -- 3. Analysis of Proportions -- 4. Analysis of Rates -- 5. Analysis of Time to Failure -- Part III Regression Methods -- 6. Regression Models for Proprtions -- 7. Defining Regressor Variables -- 8. Parametric Models for Hazard Functions -- 9. Proportional Hazards Regression -- Part IV Study Design and New Directions -- 10. Analysis of Matched Studies -- 11. Power and Sample Size Requirements -- 12. Extending Regression Models -- Appendix 1 Theory on Models for Disease -- Appendix 2 Theory on the Analysis of Proportions -- Appendix 3 Theory of Analysis Rates -- Appendix 4 Theory on Analysis of Time to Failure -- Appendix 5 Theory on Regression Models for Proportions -- Appendix 6 Theory on Parametric Models for Hazard Function -- Appendix 7 Theory on Analysis of Matched Studies