Problem
Answer the following questions related to the article IN DETAIL
Dagher, R., McGovern, P., & Dowd, B., & Gjerdingen, D. 2012. "Postpartum depression and health services expenditures among employed women." Journal of Occupational and Environmental Medicine,54(2), 210-215. Download Dagher, R., McGovern, P., & Dowd, B., & Gjerdingen, D. 2012. "Postpartum depression and health services expenditures among employed women." Journal of Occupational and Environmental Medicine,54(2), 210-215.
a) In the literature review portion of the article an Australian study is mentioned. What prevented that study from drawing a stronger conclusion about the effects of postpartum depression?
b) What was the problem with the expenditure data the investigators had to account for in order to perform the regression? How was this problem handled?
c) What effect did selection bias have on the conclusions drawn in this study?