Draw the 2x2 contingency table showing the disease on top

Reference no: EM13946157

A researcher follows 200 women who exercise regularly and 300 women who do not exercise regularly. After 30 years of follow-up, 20 of the women in the exercise group are diagnosed with osteoporosis while 30 women in the non-exercise group are diagnosed with osteoporosis.

a.) Draw the 2X2 contingency table showing the disease on top and the exposure on the side.

b.) Calculate the relative risk of developing osteoporosis between the two groups. (Show your work.)

Reference no: EM13946157

Questions Cloud

Describe the ratio and what does the ratio measure : Choose a financial ratio that applies to the Income Statement (eg Return on Sales, EBITDA, etc.). Describe the ratio. What does the ratio measure? Is a large number good or bad? How is it trending

What potential problems might encounter : Investigate ADO.NET and present a summary of how this technology can help in this application

What implications does your result have for aids testing : A test for AIDS is 99% successful, i.e. if you are HIV+ it will detect it in 99%of all tests and if you are not, it will again be right 99% of the time. Assumethat about 1% of the population are HIV+. You take part in a random testingprocedure, wh..

What needed for the database to run at a proficient level : I need a good description and explanation of any situation(s) where this type of situation hindered your project from successfully deploying and what needed to happen in order for the database to run at a proficient level?

Draw the 2x2 contingency table showing the disease on top : A researcher follows 200 women who exercise regularly and 300 women who do not exercise regularly. After 30 years of follow-up, 20 of the women in the exercise group are diagnosed with osteoporosis while 30 women in the non-exercise group are dia..

Create small databases to manage all audio : Create MS Word tables that identify and contain the hardware and software requirements to meet the director's requirements.

Determine the free convection heat transfer : The plate described in Problem 9.14 has been used in an experiment to determine the free convection heat transfer coefficient. At an instant of time when the plate temperature was 127°C, the time rate of change of this temperature..

Regulations create compliance requirements for businesses : Create a 3-slide Microsoft® PowerPoint® presentation (1 slide for each of the three- OSHA, EPA & FCC) with detailed speaker notes in which you include the following:

Best performance improvement for the least amount of money : Which would you choose to yield the best performance improvement for the least amount of money (i.e. based on the dollars spent per performance improvement percentage point)? Why?

User Account

All Pages