Part 3: Association Study

 

 

Good choice!  LPA may be associated with AD.

Now, you will calculate an odds ratio from the case and control genotypes.  Enter your result and click "check odds ratio" when you're finished.

 

Cases

Controls

Risk allele

a

b

Other alleles

c

d

Odds ratio = ad/bc

Intron G->A intron substitution

AD patients

Controls

AA or AG

5

6

GG

33

50

 

 

 

Odds ratio =

Round to 2 decimal places