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Epidemiological Methods in Studies of Symptoms in Advanced Disease
Author Bios
Why Study Advanced Disease?
Why Epidemiology?
Incidence and Prevalence
Using Incidence and Prevalence
Definition of a Case
Defining Time, Place, Person
Types of Study Design
Cross-Sectional Studies
Longitudinal Studies
Measurement
Bias
Selection Bias
Measurement Bias
Currently selected selection: Presenting and Interpreting Results
Practical Example
Calculating Prevalence
Conclusion

 

Chapter 19: Epidemiological Methods in Studies of Symptoms in Advanced Disease: Presenting and Interpreting Results

        

 


You Answered:

Selection A90

Incorrect

Since there were 20 refusals, 30 patients who were too ill, and 10 who died (60 in all) the answer is 130 patients: the 60 just mentioned and the 70 from the existing finding.

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