A study is run to estimate the association between exposure to lead paint in childhood and attention-deficit hyperactivity disorder (ADHD). Data on n = 400 children are collected and data on exposure and ADHD diagnosis are shown below.
|
Exposure to Lead Paint
|
ADHD
|
No ADHD
|
|
Yes
|
34
|
71
|
|
No
|
29
|
266
|
A. Estimate the crude or unadjusted relative risk.
B. Estimate the crude or unadjusted odds ratio.