Based on the information above and your values fort 95% Confidence Interval for the relative risk? (round to two decimal places) 1.15-1.38 0.36-0.50 1.27-1.77

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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J 2
Suppose we were interested in looking at maternal fast food consumption during
pregnancy and the risk of childhood obesity for children < 5 years of age.
To examine this association, suppose we conducted a prospective cohort study and enrolled
1,143 pregnant women who completed a weekly survey asking about fast food consumption
during the entire course of their pregnancy.
"High" fast food consumption was considered to be an average of 4 or more times per week.
while "moderate-low" consumption was considered to be less than 4 times per week. Once
their babies were born, BMI was measured annually among their children until the age of 5.
Obesity was defined as a BMI >97th percentile for their age and sex.
By the end of the study, we had complete data for 932 women, of which 68% indicated "high"
consumption of fast food. Among those with "moderate-low" fast food consumption, 109 had
an obese child by the age of 5 years old, compared to 347 of the women with that ate fast
food 4 or more times per week.
Use this information to answer the questions below the contingency table.
Exposure Yes
Exposure No
1.15-1.38
0.36-0.50
1.27-1.77
Outcome Yes Outcome No
Based on the information above and your values for the contingency table, what is the
95% Confidence Interval for the relative risk?
(round to two decimal places)
1.58-2.78
a
b
d
Transcribed Image Text:Suppose we were interested in looking at maternal fast food consumption during pregnancy and the risk of childhood obesity for children < 5 years of age. To examine this association, suppose we conducted a prospective cohort study and enrolled 1,143 pregnant women who completed a weekly survey asking about fast food consumption during the entire course of their pregnancy. "High" fast food consumption was considered to be an average of 4 or more times per week. while "moderate-low" consumption was considered to be less than 4 times per week. Once their babies were born, BMI was measured annually among their children until the age of 5. Obesity was defined as a BMI >97th percentile for their age and sex. By the end of the study, we had complete data for 932 women, of which 68% indicated "high" consumption of fast food. Among those with "moderate-low" fast food consumption, 109 had an obese child by the age of 5 years old, compared to 347 of the women with that ate fast food 4 or more times per week. Use this information to answer the questions below the contingency table. Exposure Yes Exposure No 1.15-1.38 0.36-0.50 1.27-1.77 Outcome Yes Outcome No Based on the information above and your values for the contingency table, what is the 95% Confidence Interval for the relative risk? (round to two decimal places) 1.58-2.78 a b d
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