Create binary variables for your outcome, abdominal obesity, and your exposure, alpha-linolenic

INSTRUCTIONS TO CANDIDATES

ANSWER ALL QUESTIONS

Question 1:  Create binary variables for your outcome, abdominal obesity, and your exposure, alpha-linolenic

 

Instructions:

a) Dichotomize the variable alpha-linolenic acid using the median 

b) Create the abdominal obesity variable by using the metabolic syndrome cutoff (remember it is different by sex)

c) What is the prevalence of abdominal obesity in this population? And in women?

 

 

 

Question 2:  Crude association between alpha-linolenic acid and abdominal obesity using a two by two table

 

Instructions:

a) Run a two by two table between alpha-linolenic acid (median variable) and abdominal obesity 

b) Calculate an odds ratio

c) Calculate a prevalence ratio

d) Are they different? Why or why not?

 

Attachments:

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