PLEASE ANSWER ALL AND SHOW WORK!! 1. What measure of disease frequency is presented in each of the following (explain y

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PLEASE ANSWER ALL AND SHOW WORK!!
1. What measure of disease frequency is
presented in each of the following (explain your answers).
2. A study carried out from January 1
through December 31, 2020, identified 58 new cases of CHD among
20,000 persons. The incidence rate of CHD in this population has
historically been 1 per 4,000 persons each year. What is the
incident rate of CHD per 100,000 persons in 2020?
3. Snow’s findings are shown in the table
below. Calculate the death rate from Cholera per 10,000 Houses by
Source of Water Supply, London, 1854.
Supply
Number of Houses
Deaths from Cholera
Deaths per 10,000 Houses
Southwark and Vauxhall Co.
40,046
1,263
Lambeth Co.
26,107
98
Other districts in London
256,423
1,422
Data adapted from Snow J: On the mode of communication of
cholera. In Snow on Cholera: A Reprint of Two Papers by John Snow,
M.D. New York, The Commonwealth Fund, 1936.
4. City of North Pole has a community of
100,000 persons. During 2005, there were 1,000 deaths from all
causes. All cases of coronary heart disease (CHD) have been found,
and they total 300: 200 males and 100 females. During 2005, there
were 60 deaths from CHD, 50 of them in males.
Use the above data for questions 4.1 through 4.5. Show
your calculations (numerator and denominator)
4.1 Crude mortality in the City of North Pole
is
4.2. The proportionate mortality
due to CHD is
4.3 The case fatality rate for CHD is
4.4 The cause- specific mortality rate for CHD
is
4.5 The sex-specific mortality rate for CHD in
males is