Epidemiology and Biostatistics Flashcards
1
Q
What does 95% confidence interval for the mean of a variable of interest, mean?
A
There 5% chance that population mean lies outside this interval
2
Q
How do you calculate Odds ratio?
A
3
Q
What is Odds ratio an estimate of?
A
Estimate of the relative risk when the incidence of the disease is rare
4
Q
When is odds ratio = 1?
A
When odds of being a Case in Exposed and Unexposed groups are equal
