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In a study to determine whether trans-fat consumption was associated with heart disease mortality, researchers studied the...

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Medical Sciences

In a study to determine whether trans-fat consumptionwas associated with heart disease mortality, researchers studiedthe per capita consumption of trans-fats and the number ofdeaths per 100,000 population. They obtained this information forall 50 states in the US and created a plot showing the relationshipbetween trans-fat consumption and heart disease mortalityfor each state. Use this information to answer the Questions 12 and13.

  1. What type of study design is this?
    1. Case
    2. Case-Series
    3. Ecological
    4. Cross-sectional

  1. What is one advantage of this type of study?
    1. It is useful for etiological (root cause) studies
    2. It is useful for hypothesis generation
    3. It is relatively very expensive to conduct compared to otherstudies
    4. All of the above are advantages of this type of study.

  1. What is one disadvantage of this type of study?
    1. It is expensive
    2. It is not etiological (root cause) studies
    3. It is relatively very expensive to conduct compared to otherstudies
    4. All of the above are disadvantages of this type of study.

Answer & Explanation Solved by verified expert
3.8 Ratings (405 Votes)
Ans12 c ecological studies13 b it is useful for hypothesisgeneration14 b it is not etiological study rootcauseSee the above study is done on a population basis to comparepopulation of two    See Answer
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