The relationship between use of hormone replacement therapy (HRT) during peri-and post menopause periods and breast cancer was explored in a study involving 400 breast cancer cases and 800 non-cases. In this study it was found that 198 cases and 250 of controls had confirm that they used HRT.   Calculated the population attributable risk of use of HRT on breast cancer and explain in words the meaning of such finding, make sure all calculation are revealed. What do you think about the classification of HRT use in this way could this invites error?

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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The relationship between use of hormone replacement therapy (HRT) during peri-and post menopause periods and breast cancer was explored in a study involving 400 breast cancer cases and 800 non-cases. In this study it was found that 198 cases and 250 of controls had confirm that they used HRT.

 

  1. Calculated the population attributable risk of use of HRT on breast cancer and explain in words the meaning of such finding, make sure all calculation are revealed.
  2. What do you think about the classification of HRT use in this way could this invites error? 
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