Each activity below has a specific purpose in epidemiological research.

Question 10

Based on these findings, the investigators concluded that there was an association between consumption of soft drinks and mortality from diabetes. A potential flaw in this reasoning is that it is not known if the people who died from diabetes consumed soft drinks.

Answer

True

False

Question 11

Each activity below has a specific purpose in epidemiological research. Match each activity in the first column with its corresponding purpose in the second column by selecting the correct letter. Each activity has only one correct answer.

Answer

-A.B.C.D.

Conduct screening

Read Answer Items for Question 11

-A.B.C.D.

Blind/mask study staff

Read Answer Items for Question 11

-A.B.C.D.

Include a large sample size

Read Answer Items for Question 11

-A.B.C.D.

Use matching

Read Answer Items for Question 11

Answer

Decreases confounding

Decreases interviewer bias

Increases statistical stability

Improves survival

Question 12

The following information applies to questions 12-14.

An article was recently published on the relationship between caffeine consumption during pregnancy and low birth weight. The article was based on the results of a case-control study. As you know, caffeine is present in a wide variety of beverages, foods, and medications, including coffee, tea, and colas. The following statements have been taken from the introduction and results sections of the article. Select the Hill’s guideline that best describes each statement.

Caffeine exposure during pregnancy could have a harmful effect because caffeine interferes with cell division, metabolism, and growth.

Answer

Consistency

Dose-response

Temporality

Biological plausibility

Strength of the association

 

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