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If D1 and D2 Are the Observed Deaths in the Two

Question 6

Multiple Choice

If D1 and D2 are the observed deaths in the two groups while E1 and E2 are the expected number of deaths for the two groups, which of the following is the correct equation for the hazard ratio?


A) HR = ( D1/D2 ) / ( E1/E2 )
B) HR = ( D1/D2 ) / ( E2/E1 )
C) HR = ( D2/D1 ) / ( E1/E2 )
D) HR = ( D2/D1 ) / ( E2/E1 )

Correct Answer:

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