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## The concept of risk

*Bob Heyman*

### in Risk, Safety and Clinical Practice: Health care through the lens of risk

- Published in print:
- 2009
- Published Online:
- February 2010
- ISBN:
- 9780198569008
- eISBN:
- 9780191717499
- Item type:
- chapter

- Publisher:
- Oxford University Press
- DOI:
- 10.1093/acprof:oso/9780198569008.003.01
- Subject:
- Public Health and Epidemiology, Public Health, Epidemiology

This chapter reviews the definition of risk, and locates the concept in a family of related terms, including probability, danger, hazard, safety, and vulnerability. Risk-thinking is viewed as one ... More

## Measures Of Risk: Rates And Probabilities

*Steve Selvin*

### in Statistical Analysis of Epidemiologic Data

- Published in print:
- 2004
- Published Online:
- September 2009
- ISBN:
- 9780195172805
- eISBN:
- 9780199865697
- Item type:
- chapter

- Publisher:
- Oxford University Press
- DOI:
- 10.1093/acprof:oso/9780195172805.003.01
- Subject:
- Public Health and Epidemiology, Public Health, Epidemiology

This chapter discusses rates and probabilities in epidemiological analysis. A rate is defined as an instantaneous measure of change per unit time. A rate calculated from epidemiologic data reflects ... More

## The 2 × k Table and the 2 × 2 × 2 Table

*Steve Selvin*

### in Statistical Analysis of Epidemiologic Data

- Published in print:
- 2004
- Published Online:
- September 2009
- ISBN:
- 9780195172805
- eISBN:
- 9780199865697
- Item type:
- chapter

- Publisher:
- Oxford University Press
- DOI:
- 10.1093/acprof:oso/9780195172805.003.06
- Subject:
- Public Health and Epidemiology, Public Health, Epidemiology

This chapter discusses the 2 x k and 2 x 2 x 2 tables, which are fundamental statistical tools use to analyze epidemiologic data. Topics covered include the 2 x k contingency table, independence and ... More

## Estimating Probabilities

*Diana B. Petitti*

### in Meta-Analysis, Decision Analysis, and Cost-Effectiveness Analysis

- Published in print:
- 1999
- Published Online:
- September 2009
- ISBN:
- 9780195133646
- eISBN:
- 9780199863761
- Item type:
- chapter

- Publisher:
- Oxford University Press
- DOI:
- 10.1093/acprof:oso/9780195133646.003.10
- Subject:
- Public Health and Epidemiology, Public Health, Epidemiology

This chapter describes how to select probability estimates for a decision analysis and how to justify the choice of probabilities. Because decision analytic models are often the basis for ... More

## Case-Control Studies

*Noel S. Weiss*

### in Exercises in Epidemiology: Applying Principles and Methods

- Published in print:
- 2016
- Published Online:
- December 2016
- ISBN:
- 9780190651510
- eISBN:
- 9780190651541
- Item type:
- chapter

- Publisher:
- Oxford University Press
- DOI:
- 10.1093/acprof:oso/9780190651510.003.0005
- Subject:
- Public Health and Epidemiology, Epidemiology

This chapter introduces the concept of case control studies in epidemiology. Students can practice what they have learned in class with 23 questions based on real-world examples, and then use the ... More

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