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 PaintADHDNo ADHDYes3471No29266 Estimate the crude or unadjusted relative risk.  ________ Estimate the crude or unadjusted odds ratio.  _______

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Asked Apr 22, 2019
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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

 

  1. Estimate the crude or unadjusted relative risk.

 

 ________

 

  1. Estimate the crude or unadjusted odds ratio.

 

 _______

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Expert Answer

Step 1

Given data of exposure to lead paint in childhood  and attention deficit hyperactivity disirder. Total sample children = 400 is shown below

The crude or unadjusted relative risk is the ratio of probability of ADHD given exposed to lead paint ...

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