[Answer] What is a case-control study?

Answer: case-control studies are observational studies that are retrospective meaning that they require individuals to look back in time or require the researcher to look at existing records

Most relevant text from all around web:

What is a case-control study? case-control study n an investigation employing an epidemiologic approach in which previously existing incidents of a medical condition are used in lieu of gathering new information from a randomized population . Control is obtained by comparing known cases of the medical condition with a group of persons who have not developed the medical problem. Wed Dec 06 2017 · Case-control studies should include two groups that are identical EXCEPT for their outcome / disease status . As such controls should also be selected carefully. It is possible to match controls to the cases selected on the basis of various factors (e.g. age sex) to ensure these do not confound the study results. The case-control study is one of the very important types of studies that has a number of obvious benefits . First of all this scheme of analytical research is excellent for rare diseases (co-study in such a situation the population of the study may be excessively high). Wed May 16 2018 · A case-control study is a type of medical research investigation often used to help determine the cause of a disea...

Disclaimer: 

Our tool is still learning and trying its best to find the correct answer to your question. Now its your turn, "The more we share The more we have". Comment any other details to improve the description, we will update answer while you visit us next time...Kindly check our comments section, Sometimes our tool may wrong but not our users.

Are We Wrong To Think We're Right? Then Give Right Answer Below As Comment