A matched-pair case-control study was conducted in order to assess if there is a relationship between serum Vitamin D levels and migraine headaches. The results are shown below: Control Control With migraine No Migraine (Case) High Vitamin D 22 49 (Case) Low Vitamin D 36 18 What is the formula in getting the unmatched odds ratio? ad/bc b/c [a/(a+b)] / [c/(c+d)] a/c Answer
A matched-pair case-control study was conducted in order to assess if there is a relationship between serum Vitamin D levels and migraine headaches. The results are shown below: Control Control With migraine No Migraine (Case) High Vitamin D 22 49 (Case) Low Vitamin D 36 18 What is the formula in getting the unmatched odds ratio? ad/bc b/c [a/(a+b)] / [c/(c+d)] a/c Answer
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 23PFA
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![A matched-pair case-control study was conducted in order to
assess if there is a relationship between serum Vitamin D
levels and migraine headaches. The results are shown below:
Control
Control
With migraine
No Migraine
(Case) High Vitamin D
22
49
(Case) Low Vitamin D
36
18
What is the formula in getting the unmatched odds ratio?
ad/bc
b/c
[a/(a+b)] / [c/(c+d)]
a/c
Answer](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd8bc8502-8314-4520-b0e9-945f0ef09d1e%2F8c0fda39-125c-4072-b15c-1b278e7b7e78%2Fy35m2se_processed.png&w=3840&q=75)
Transcribed Image Text:A matched-pair case-control study was conducted in order to
assess if there is a relationship between serum Vitamin D
levels and migraine headaches. The results are shown below:
Control
Control
With migraine
No Migraine
(Case) High Vitamin D
22
49
(Case) Low Vitamin D
36
18
What is the formula in getting the unmatched odds ratio?
ad/bc
b/c
[a/(a+b)] / [c/(c+d)]
a/c
Answer
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