Causal Association

QUESTION 1:

 Describe the evidence presented in the paper you selected. Specifically address the following questions:

-What was the exposure or intervention?

-What was the outcome?

-What was the study design?

-What was the study population?

-What were the main findings?

QUESTION 2:

Do you think there is evidence of a causal association between the exposure and the outcome? This question relates to the internal validity of the study. Consider the following questions in your critique:

-Is there a temporal relationship between exposure and outcome?

-Is there a strong relationship between the exposure and the outcome?

-Is there a dose-response relationship between exposure and the outcome?

-Are the results consistent within the study?