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Author Question: A sample of 16,000 women was randomly assigned to take HRT (Hormone Replacement Therapy) or a ... (Read 227 times)

stock

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on: Jul 24, 2018
A sample of 16,000 women was randomly assigned to take HRT (Hormone Replacement Therapy) or a placebo for 8 years. The results found a larger proportion of heart attacks among women taking HRT than placebo. What type of study is this?
 a. Retrospective
  b. Prospective

Question 2

A case-control study found higher exposure to gases, dusts, and fumes in the workplace among patients with bronchitis (an inflammation of the lungs) than among patients without bronchitis. What type of study is this?
 a. Retrospective
  b. Prospective


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briezy

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Reply #1 on: Jul 24, 2018
Answer to Question 1

B

Answer to Question 2

A


stock

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Reply #2 on: Jul 24, 2018
TY


briezy

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Reply #3 on: Jul 24, 2018
You're welcome


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