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Readers not making a formal study of epidemiology will often see the names of epidemiological methods quoted without reference to their actual definition.

[edit] Measures

1. Measures of occurrence
   1. Incidence measures
      1. Incidence rate, where cases included are defined using a case definition
      2. Hazard rate
      3. Cumulative incidence
   2. Prevalence measures
      1. Point prevalence
      2. Period prevalence
2. Measures of association
   1. Relative measures
      1. Risk ratio
      2. Rate ratio
      3. Odds ratio
      4. Hazard ratioalso known as the Incidence Rate Ratio
   2. Absolute measures
      1. Risk/rate/incidence difference
      2. Attributable risk
         1. Attributable risk in exposed
         2. Percent attributable risk
         3. Levin’s attributable risk
3. Other measures
   1. Virulence and Infectivity
   2. Mortality rate and Morbidity
   3. Case fatality
   4. Sensitivity (tests) and Specificity (tests)

[edit] See also

• Epidemiology
• Relative risk, a generic term for Rate Ratio, Risk Ratio, and sometimes the Odds Ratio.
• Study design

[edit] External links

• Epidemiologic.org Epidemiologic Inquiry online weblog for epidemiology researchers
• Epidemiology Forum A discussion and forum community for epi analysis support and fostering questions, debates, and collaborations in epidemiology
• The Centre for Evidence Based Medicine at Oxford maintains an on-line "Toolbox" of evidence based medicine methods.
• Epimonitor has a comprehensive list of links to associations, agencies, bulletins, etc.
• Epidemiology for the Uninitiated On line text, with easy explanations.
• North Carolina Center for Public Health Preparedness Training On line training classes for epidemiology and related topics.

This page uses content from the English-language version of Wikipedia. The original article was at Epidemiological methods. The list of authors can be seen in the page history. As with Psychology Wiki, the text of Wikipedia is available under the GNU Free Documentation License.