Get Answer: Phthalates Present Many Question Guide

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Original Question

Phthalates are present in many diverse products, including insect repellents, body lotions, perfumes, and food packaging. Because animal experiments suggest that phthalates may have an adverse effect on the male reproductive system, a group of infertility specialists decided to conduct a case-control study on phthalate exposure and sperm abnormalities in adult men. One hundred cases with sperm abnormalities and 100 controls were identified and enrolled from among patients at their infertility clinic. Thirty cases and 10 controls had high urinary phthalate levels; the remainder had normal urinary phthalate levels. Complete the 2×2 table for these data. What are the values for A, B, C, and D? Case Control Total High Phthalates A B 40 Normal Phthalates C D 160 Total 100 100 200 Which measure of comparison is most appropriate to describe the relationship between phthalate levels and sperm abnormalities? Calculate this measure of comparison using the given data. Fill in the value to the tenth decimal place. Which of the following statements is an appropriate interpretation of the measures of comparison calculated above Group of answer choices Men with sperm abnormalities had 390% increased odds of having elevated phthalate levels as compared to men without sperm abnormalities. Men with sperm abnormalities had 3.9-fold increased odds of having elevated phthalate levels as compared to men without sperm abnormalities. Calculate the attributable proportion of the exposed using your answer from Question 38. Fill in the blank with the percentage.

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