Measures of Central Location and Ratios Quiz
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Questions and Answers

What is the purpose of calculating the Death to Case Ratio?

  • To assess the number of new cases during a specified period
  • To determine the proportion of persons who die from a disease
  • To measure the frequency of the disease occurrence
  • To compare the severity of different illnesses (correct)

Which measure characterizes only one part of the distribution to another part of the distribution?

  • Frequency measure
  • Rate
  • Incidence
  • Proportion (correct)

In epidemiology, what does the Attack Rate measure?

  • The frequency of disease occurrence in different locations
  • The proportion of new cases in relation to total cases (correct)
  • The proportion of the population that dies from a disease
  • The probability of developing a disease during a specific period

What does the Case Fatality Rate represent?

<p>The proportion of persons with the disease who die from it (D)</p> Signup and view all the answers

Which measure is useful for comparing disease frequency in different locations, at different times, or among different groups with potentially different sized populations?

<p>Rate (B)</p> Signup and view all the answers

What do Age Specific Mortality Rates specifically focus on?

<p>Mortality rate limited to an age group (C)</p> Signup and view all the answers

Which of the following is NOT a characteristic of a frequency measure in epidemiology?

<p>Characterizes the entire distribution of a variable (D)</p> Signup and view all the answers

Which of the following epidemiological measures is used to compare the risk of disease or death between two groups?

<p>Odds Ratio (D)</p> Signup and view all the answers

The numerator and denominator of a $\frac{\text{ratio}}{\text{proportion}}$ can be:

<p>Both a and b (D)</p> Signup and view all the answers

Which epidemiological measure calculates the proportion of persons with a particular disease or attribute at a specific point in time?

<p>Prevalence (A)</p> Signup and view all the answers

Which of the following epidemiological measures can be used to describe the severity of an illness?

<p>Death to Case Ratio (D)</p> Signup and view all the answers

Which epidemiological measure focuses specifically on mortality within a defined age group?

<p>Age Specific Mortality Rate (B)</p> Signup and view all the answers

Which of the following epidemiological measures is used to describe the probability of developing a disease during a specific period?

<p>Incidence (A)</p> Signup and view all the answers

Which of the following epidemiological measures is used to compare disease frequency between different locations, times, or population groups?

<p>Rate (D)</p> Signup and view all the answers

Which epidemiological measure represents the proportion of persons with a disease who die from it?

<p>Case Fatality Rate (A)</p> Signup and view all the answers

Which of the following is NOT a characteristic of a measure of central location in epidemiology?

<p>Characterizes only one part of the distribution (C)</p> Signup and view all the answers

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